simplify this 2x - 1 = 8

Answers

Answer 1

Answer is below. Look at the steps to clearly understand my answer.

Now, the first time to simplifying this to add both sides by 1.

2x - 1 = 8 → 2x - 1 + 1 = 8  + 1

Since we added both sides, we'll now simplify the problem.

Add both numbers.

2x - 1 + 1 = 2x

8 + 1 = 9

2x = 9

Lastly, we'll divide both sides of the equation by the same term.

2x = 9[tex]\frac{2x}{2} =\frac{9}{2}[/tex]

Now, cancel both terms that are in both the numerator and denominator.

If you look back at the fraction, 2 is in  the numerator and denominator, so we'll cancel those terms.

When you cancelled the terms, you should get x = 9/2.

Any questions? Comment below.

Answer 2

Answer:

Hi, there the answer is [tex]x=\frac{9}{2}[/tex]

Step-by-step explanation:

Step 1: Add 1 to both sides.

2x−1+1=8+1

2x=9

Step 2: Divide both sides by 2.

2x /2 = 9 /2

x= 9 /2

Hope This Helps :)


Related Questions

Ray is constructing a flowerbed for the zoo and wants to
know if he has enough edging. A sketch of the flowerbed
is shown below. What is the perimeter of the triangle?
Round to the nearest whole number.
72 ft
41 ft
12 ft
24 ft
12 H
48 ft

Answers

Answer:

Option (3)

Step-by-step explanation:

Since, flowerbed is in the shape of a right triangle,

By applying Pythagoras theorem in the given right triangle,

(Hypotenuse)² = (leg 1)² + (leg 2)²

(Hypotenuse)² = (12)² + (12)²

(Hypotenuse)² = 144 + 144

Hypotenuse = √288

Hypotenuse = 16.97

                     ≈ 17 ft

Perimeter of the triangle = Sum of the measures of three sides of the triangle

= 12 + 12 + 17

= 41 ft

Therefore, Option (3) will be the correct option.

Answer:

41ft

Step-by-step explanation:

because i got 100% on the lesson

Find the equation with a line with slope 7
_
2 passing through the point (-2,9).

Answers

Answer:

y = 7/2 x+16

Step-by-step explanation:

The equation for a line is y = mx+b where m is the slope and b is the y intercept

y = 7/2 x+b

Substitute the point into the equation

9 = 7/2(-2)+b

9 = -7+b

9+7 = b

16 = b

y = 7/2 x+16

Evaluate the following expression at x =-7 and y = - 6
-4x + 8y - 2

Answers

Step-by-step explanation:

this is the solution of your question

For the triangles to be congruent by HL, what must be the value of x?

2
3
4
7

Answers

We have been given two right triangles. We are asked to find the value of x, which will make both triangles similar by Hypotenuse-Leg congruence.

Hypotenuse-Leg theorem states if one leg and hypotenuse of a right triangle is congruent to the one leg and hypotenuse of other right triangle, then both triangles are congruent.

So we can set an equation as:

2x + 1= 9

Upon subtracting 1 from both sides we will get,

2x+1 -1 = 9-1

2x=8

Dividing both sides of our equation by 2 we will get,

x= 4

For the triangles to be congruent by the HL Congruence Theorem, the value of x must be: C. 4.

What is the HL Congruence Theorem?

If a leg and the hypotenuse of one right triangle are congruent to a corresponding leg and the hypotenuse of another right triangles, the HL Congruence Theorem states that the triangles are congruent to each other.

Therefore, the two corresponding parts of the right triangles are given as:

2x + 19

Thus:

2x + 1 = 9 (HL Congruence Theorem)

Solve for x

2x = 9 - 1

2x = 8

x = 4

Therefore, for the triangles to be congruent by the HL Congruence Theorem, the value of x must be: C. 4.

Learn more about the HL Congruence Theorem on:

https://brainly.com/question/4155972

Which are the roots of the quadratic function f(q) = q2 – 125? Select two options.

q = 55 StartRoot 5 EndRoot
q = -5Negative 5 StartRoot 5 Endroot
q = 33 StartRoot 5 Endroot
q = -3Negative 3 StartRoot 5 EndRoot
q = 2525 StartRoot 5 EndRoot

Answers

Answer:

q =  ±5√5

Step-by-step explanation:

q² - 125 = 0

q² = 125

q = ±√(5 * 25)

q =  ±5√5

Answer:

i think its option 1 and 2

Step-by-step explanation:

dont know so pls tell me if im wrong

q = -5Negative 5 StartRoot 5 Endroot

q = 55 StartRoot 5 EndRoot

A new pair of Air Jordan's that sells for $150 decreases at a rate of 14% each year. Find the value of the shoes after 5 years (round to the nearest cent).

Answers

Answer:

$45

Step-by-step explanation:

If it looses it value of 14 % every year, by the end of 5 years, the value would go down by 70%.  So, 150x0.7= 105, 150-105=45, so it would be. worth. 45% in 5 years.

Please help its urgent quick fast Lighting McQueen!

Answers

Answer:

Option A

Step-by-step explanation:

x-7>2

x>9

Therefore, A is correct since 9 isn't included in the solution set.

Answer:

First option is correct

Step-by-step explanation:

x-7 > 2

x > 7+2

x > 9

Hope it is helpful....

Using distributive property What expression is equivalent to (p-q)(3)

Answers

[tex]\longrightarrow{\green{3p-3q}}[/tex] 

[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\red{:}}}}}[/tex]

[tex](p - q)(3)[/tex]

Using distributive property which states that [tex]a(b - c) =( a \times b) - (a \times c)[/tex], we have

[tex] = (3 \times p) - (3 \times q)[/tex]

[tex] = 3p - 3q[/tex]

[tex]\pink{\large\qquad \qquad \underline{ \pmb{{ \mathbb{ \maltese \: \: Mystique35}}}}}[/tex]

Answer:

3p - 3q

Step-by-step explanation:

( p - q ) ( 3 )

use distribute property which means multiply each terms in the parantheses by 3.

3 × p - 3 × q

3p - 3q

A bakery offers a sale price of $2.60 for 6 muffins. What is the price per dozen?

Answers

Answer:

$5.20

Step-by-step explanation:

A dozen is 12, so multiply by two.

2.60 * 2 = $5.20

Answer:

5.20 for 12

Step-by-step explanation:

2.60 for 6

2.60*2=12

5.20 for 12

Analyzing angle pair relationships

Angle 3 and 4 are ____.

The equation _____ can be used to solve for x.

m 5 = __

Answers

Answer:

Angle 3 and 4 are supplementary angles.

The equation (3x+4) + (2x+11) = 180 can be used to solve for x.

m 5 = 77

Step-by-step explanation:

please answer no links pls

Answers

Answer:

i cant read it..

Step-by-step explanation:

Show that x^2 + 5x = 3

Answers

Answer:

[tex]area = length \times width \\ 9 = (x + 3)(x + 2) \\ {x}^{2} + 2x + 3x + 6 = 9 \\ {x}^{2} + 5x + 6 = 9 \\ {x}^{2} + 5x + (6 - 9) = 0 \\ {x}^{2} + 5x =3[/tex]

Please help I’ll mark as brainliest !

Answers

Answer:

x = 0.6

Step-by-step explanation:

2(x+4)+8x = 14

2x+8+8x = 14

10x+8 = 14

10x = 6

(divide by 10)

x= 0.6

Answer: 0.6

Explanation: Rid one side of any variables, then solve!

Pick ALL the options below that make g > 21 true

g = 21 1.

g = 17 2.

g = 12 3.

g = 34 4.

g = 25 5.

Answers

G=12,3. Because it all goes into the b

Answer:

correct answers that make g > true

g = 21.1

g = 34.4

g = 25.5

In short words , the 1st , 4th and 5th option make , g > 21 true .

Find the surface area of the rectangular prism

Answers

Answer:

472

Step-by-step explanation:

Given: CA bisects BAD and CA bisects BCD.
Prove: ABC - ADC.

Answers

Well I’m not getting rewarded with a lot more than a lot more money but I’m still on the same side I

By AAS criteria, ΔABC ≅ ΔADC.

What is Parallelogram? What is triangle?

In Euclidean geometry, a parallelogram is a simple quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite angles of a parallelogram are of equal measure. A triangle is a polygon with three edges and three vertices. The sum of all the angles of a triangle is 180 degrees. Mathematically -

∠x + ∠y + ∠z = 180°

There are different types of triangles such as -

equilateral triangle , scalene triangle , isosceles triangle etc.

Given is CA bisects ∠BAD, AB ⊥ BC and AD ⊥ DC.

In ΔABC and ΔADC -

∠ABC = ∠ADC = 90°

∠ACB = ∠ACD     {bisected angle ∠BCD}

AC = AC  {Common}

By AAS criteria, ΔABC ≅ ΔADC.

Therefore, by AAS criteria, ΔABC ≅ ΔADC.

To solve more questions on 2 -D figures, visit the link below-

brainly.com/question/25950519

#SPJ2

[Complete questions

Given: CA bisects ∠BAD, AB ⊥ BC and AD ⊥ DC . Prove: △ABC≅△ADC.]

What is the diameter of a circle with a radius of 497^2?

Answers

Answer:

494018

Step-by-step explanation:

you are trying to find the diameter of the circle, it is usually half the length of a radius, but since 497 squared is how long a radius is (unless the question asked that the area if 497 inches squared), i can't really give you a clear answer, but the diameter is 247009 times 2 which is 494018

find the value of n

3n-10
n=

Answers

10-3=N

N=7

Step-by-step explanation:

hope you like it

Answer = 3 X n = 3n. 10-3n=7n 7n

In 2016, the average SAT Math score was 510 with a standard deviation of 80 points. What is the probability of a student scoring less than 590?
a. 83.85%
b. 67.7%
c. 16.15%
d. 49.85%

Answers

D. 49.85% is the answer

Write an equation of the line that passes through (5,0) and is parallel to the line
y = -3x + 2

Answers

Answer:

y=-3x+15

is the equation that passes through the point (5,0) and is the parallel line to y=-3x+2

Step-by-step explanation:

find the slope of the original line and use the point-slope formula y-y₁=m(x-x₁) to find the parallel line of y=-3x+2, which if done correctly you should end up with y=-3x+15.

hope this helps

3)
Solve for x.
(x – 9)2/3 = 2
A)
x=9+ 3/2
B)
x = 9-373
x = 9+2 V2
D)
x = 9-2V2

Answers

[tex]\longrightarrow{\green{ x\:=\:12}}[/tex] 

[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\red{:}}}}}[/tex]

[tex](x - 9) \frac{2}{3} = 2[/tex]

[tex]➺ \: (x - 9) = 2 \times \frac{3}{2} [/tex]

[tex]➺ \: x = 3 + 9[/tex]

[tex]➺ \: x = 12[/tex]

Therefore, the value of [tex]x[/tex] is 12.

[tex]\large\mathfrak{{\pmb{\underline{\blue{To\:verify}}{\blue{:}}}}}[/tex]

[tex](x - 9) \frac{2}{ 3} = 2[/tex]

[tex]➺ \: (12 - 9) \frac{2}{3} = 2[/tex]

[tex]➺ \: 3 \times \frac{2}{3} = 2[/tex]

[tex]➺ \: 2 = 2[/tex]

[tex]➺ \: L.H.S.=R. H. S[/tex]

Hence verified.

[tex]\huge\bf\purple{*Mystique 35♡༉}[/tex]

ABCD is a rhombus. If the area of the rhombus is 16 cm2, and = 8 cm, what is ?

1 cm
4 cm
2 cm
8 cm

Answers

pretty sure it’s 4 cm

Find the area of this parallelogram

Answers

80.94 square centimeters
use this formula for area of parallelogram:
Base x height

Our base is 11.4
Height is 7.1
(Use the height that is perpendicular to the base)

11.4 x 7.1 = 80.94

Have a nice day

Select the correct answer.

What is in simplest form?

A. 8√4

B. 17√2

C. 4√ 17

D. 2√17

Answers

The simplest form in this situation should be A

For every person who actually has the flu, there are 6 people who have flu-like symptoms resulting from a cold. If a doctor sees 40 patients, write and solve a proportion to determine how many of these you would expect to have a cold

Answers

Answer: The number of people can be expected to have cold = 34

Step-by-step explanation:

Given: The ratio of people who actually have the flu to the people who have flu-like symptoms is 1:6.

If a doctor sees 40 patients, then the number of people can be expected to have cold = [tex]40\times\dfrac{6}{1+6}[/tex]

[tex]=40\times\dfrac6{7}[/tex]

[tex]=\dfrac{240}{7}\\\\=34.29\approx34[/tex]

Hence, the number of people can be expected to have cold = 34

Please help quadratic equation!! 20 points

Answers

Answer:

x=4,−2

Step-by-step explanation:

Because Step 1. Move all terms to one side.

{x}^{2}-2x-8=0

x

2

−2x−8=0

2 Factor {x}^{2}-2x-8x

2

−2x−8.

1 Ask: Which two numbers add up to -2−2 and multiply to -8−8?

-4−4 and 22

Step 2. Rewrite the expression using the above.

(x-4)(x+2)

(x−4)(x+2)

and going to;

(x-4)(x+2)=0

(x−4)(x+2)=0

And Step 3. Solve for xx.

1 Ask: When will (x-4)(x+2)(x−4)(x+2) equal zero?

When x-4=0x−4=0 or x+2=0x+2=0

2 Solve each of the 2 equations above.

x=4,-2

x=4,−2

x=4,-2

Our Answer is:

x=4,−2

I Hope It's Helps

Answer:

2 and -4

tso numbers when added gives -2 and 8 incase it's not clear enough.

Pleas help this is due today!!

Answers

I can tell this activity is about graphing, but the writing is barely legible, can you re-upload the pictures or write it out?

the table below does not represent a function why? ​

Answers

Answer:

Because X (10) repeats

Step-by-step explanation:

A function has no repeated X but here in your x variable 10 is there twice so therefore it is NOT a function

You can use the pencil test also in a graph, align your pencil vertically and see if there are multiple points that have the same X and if there isn't any repeated its a function.

Answer:

The function is a relation between two sets that associates to each element of the first set exactly one element of the second set.

We have x = 10 twice with different f(x) associated, 5 and 20.

If we plot those points they will be on same vertical line, thus the vertical line test is failed.

Could someone please help me with this?

Answers

Answer:

Equal

Equal

Equal

Supplementary

Step-by-step explanation:

Just learn the angles tbh, you will need them in the future

Answer the question. Will give Brainliest to whoever gets it right.

Answers

Answer:

27 feet

Step-by-step explanation:

they go 27 feet because 15+6+6=27

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