PLS HELP I'M STUCKKKK! :) WILL MARK BRAINLIEST! :)

PLS HELP I'M STUCKKKK! :) WILL MARK BRAINLIEST! :)

Answers

Answer 1

Answer:

A

Step-by-step explanation:

Post in a bit


Related Questions

why do you multply by a power of 10 when writing a repeating decimal as a fraction

Answers

The goal is to multiply by a certain number (10, 100, 1000, etc.) so that when the original number is subtracted from the multiple, the repeating element cancels out. 10x = 2 is the result of multiplying by ten.

square picture has an area of 225 in^2 What is the side length of the picture

Answers

Answer:

15 in

General Formulas and Concepts:

Pre-Algebra

Equality Properties

Geometry

Area of Square Formula: A = s²

s is the side length

Step-by-step explanation:

Step 1: Define

Identify variables

A = 225 in²

Step 2: Solve for s

Substitute in variables [Area of a Square Formula]:                                      s² = 225 in²[Equality Property] Square root both sides:                                                    s = 15 in


[tex] \frac{1}{2} \times - 2 + \frac{1}{3} \times - 5[/tex]
how do I solve this?​

Answers

Here is your Answer

[tex]\frac{1}{2} \times - 2 + \frac{1}{3} \times - 5 \\ \\ = \frac{1}{ \cancel2} \times \cancel{- 2} + \frac{1}{3} \times - 5 \\ \\ = 1 \times - 1 + \frac{1}{3} \times - 5 \\ \\ = - 1 + ( - \frac{5}{3} ) \\ \\ = - 1 - \frac{5}{3} \\ \\ = \frac{ - 3 - 5}{3} \\ \\ = \frac{ - 8}{3} = - 2 \frac{2}{3} [/tex]

Hope This Helps You

The function f(x) is shown on the graph. If f(x) = 0, what is x?

A: 0 only
B: -6 only
C: -2, 1, or 3 only
D: -6, -2, 1, or 3 only

Answers

Answer:

C

Step-by-step explanation:

note y = f(x) = 0

y = 0 is the x- axis

We are looking for values of x on the x- axis where the graph crosses/touches

This occurs at

x = - 2, x = 1, x = 3 → C

what are the coordinates of point G ,which divides DE un the ratio 2:3?​

Answers

Answer:

(5, 7.8)

Step-by-step explanation:

There are several ways to solve this problem, but all of them involve similar triangles and ratios.

See the attached image.

The horizontal distance between points D and E is 11 - 1 = 10.  If a segment 10 units long is divided in the ratio 2:3 (as shown by the two smaller segments of length  a  and  b), then

[tex]\frac{a}{b}=\frac{2}{3}\\\frac{a}{a+b}=\frac{2}{2+3}\\\frac{a}{10}=\frac{2}{5}[/tex]

"Cross-multiply" to get

5a = 20

a = 4

To get the x-coordinate of point G, add 4 to 1, the x-coordinate of D.

The x-coordinate of G is 1 + 4 = 5.

The same idea can be used on the second coordinate of G.

The vertical distance from D to E is 15 - 3 = 12.

[tex]\frac{a}{b}=\frac{2}{3}\\\frac{a}{a+b}=\frac{2}{2+3}\\\frac{a}{12}=\frac{2}{5}[/tex]

5a = 24

a = 24/5 = 4.8

The y=coordinate of G is 3 + 4.8 = 7.8

Somebody help me on A. And. B. Pleaseeee

Answers

Answer:

a. dbc = 66, ABC = 132

b. abd = 52, dbc= 52

Step-by-step explanation:

just remember that bisects means that the angles on either side of the middle line are equal. so for a, dbc = abd and ABC = 2x 66

for b, abd and dbc are equal, so both of them are just 104 divide by two

Which unit of measure provides the MOST accuracy when determining the time of a runner in the
100-meter race?
a. hour c. second
b. minute d. hundreth of a secon

Answers

Answer: hundreth of a second

Step-by-step explanation: it is most accurate unlike some of the larger units that could be used

What’s the answer? I need help

Answers

Answer:10

Step-by-step explanation:Multiply 10*10

If 1/2x = -3 then find the value of 4x + 34

Answers

Answer:

10

Step-by-step explanation:

1/2x = -3

x = -6

4x + 34

4*(-6) + 34

-24 + 34 = 10

Which is not a binomial in the following expressions? *
options:
(a) 8m - 9m +3mn - 15m + 100mn
(b) 3y - 8yz - 25y -100y
(c) 4ab - 8ab +9cd
(d) -5xy - yx + 6xy - 2yxz - 12xyzp

Answers

Answer:

I think d is not a binomial from the option given

6. In the expression shown x represents a rational
number
6x
What value of x makes the expression equal to a
number greater than 6?
A.7/8 B.17/17 C.14/15 D.7/5

Answers

Answer:

d

Step-by-step explanation:

7/5 is greater than 1

sorry if this is wrong

The difference of 7 and the square of a number.

Answers

Answer:

Step-by-step explanation:

I can only show you what the answer is.

7 - x^2.

Be careful which one you put first. Unless told otherwise, the first number mentioned goes before the minus sign.

Sandra has 4 math tests this marking period. She recieved 90%, 87%, and 92% on the first 3. with is the minimal score she needs on her last test in order to average at least 90% in math class?

Answers

The minim she can get for a score is a 90%

Let the unknown score be x
(Sum of the scores)/(number of tests) = avg
(90+87+92+x)/4 = 90
(269+x)/4 = 90
269 + x = 90*4
269 + x = 360
x = 360-269 = 91

So Sandra needs a minimal score of 91% on her last test in order to average at least 90% in math class

I hope this helps :)

Hong needs to memorize words on a vocabulary list for Russian class. He has 14 words to memorize, and he is one-half done. How many words has hong memorized so far?

Answers

Answer:

Step-by-step explanation:

He has done one half = ½

Finding ½ of 14

½ × 14

7

Hence, Hong has memorized 7 words

[tex] \huge \boxed{\mathfrak{Question} \downarrow}[/tex]

Hong needs to memorize words on a vocabulary list for Russian class. He has 14 words to memorize, and he is one-half done. How many words has hong memorized so far?

[tex] \huge \boxed{\mathfrak{Answer} \downarrow}[/tex]

Number of words Hong needs to memorize = [tex] \sf \: 14 \: words[/tex]Words he has finished = [tex] \sf \: \frac{1}{2} \: of \: the \: words \: given \\ [/tex] Words left for Hong to memorize = ?

[tex] \huge \boxed{\mathfrak{Steps} \downarrow}[/tex]

[tex] \large \sf \: 14 \times \frac{1}{2} \\\large \sf = \bcancel14 \times \frac{1}{ \bcancel2} \\ \large \sf = 7 \times 1 \\ = \large \boxed{ \bf7 \: words}[/tex]

=> Hong has 7 more words to complete if he has completed about one-half of the total number of words given.

I NEED YOUR HELP!!
What is 2 + 3x8

Answers

Answer:

26

Step-by-step explanation:

2 + 3 × 8 = ?2 + 24 = ?26

[tex]\tt{ \green{P} \orange{s} \red{y} \blue{x} \pink{c} \purple{h} \green{i} e}[/tex]

evaluate def² if d= -4, e= 5, and f= -9​

Answers

Answer:

1620

Step-by-step explanation:

Please make me brainlist

y(x-(9-4y)) for x=4 and y=2

Answers

Answer:

6

Step-by-step explanation:

( 2 ) ( 4 - ( 9 - 4 ( 2 )))

2 ( 4- ( 9-8 ))

2 ( 4 - ( 1 ))

2 ( 3 )

6

Answer:

6

Step-by-step explanation:

2(4-(9-4(2) )

2 ( 4- (9-8)

2(4 - 1)

2(3)

6

PLS HELP NEED ASAP in 10 mins

Answers

Answer:

A

Step-by-step explanation:

All you have to do is replace the x value in the equation g(x) with whatever value x is in the tables given. An example would be as follows:

x = -2 replace x with -2

-1/2( 4(-2) + 6 )

now use pemdas to finish the equation.

you will get g(x) = 1.

Therefore, your answer is the first table, (aka A)

sorry if this doesn't make sense.


(20 points) I need help please

Answers

Answer:

The perimeter is 62ft

Step-by-step explanation:

5 + (6 x 4) + (2 x 8) + 17

5 + 24 + 16 + 17

29 + 33

62

the following ratios form a proportion 6/8 * 10/12 true or false​

Answers

Answer:

false

Step-by-step explanation:

10/12 is 5/6 and 6/8 is 12/16 that's the closest whole number proportionality also, it would both have a difference of 2

Look at this table:
Is this relation a function?

Answers

Answer:

Yes, because each x-value has a different y-value.

can someone help please ?

Answers

Answer:

-22

Step-by-step explanation:

equantion: (n + 15).6= -42

n = -22

What do you mean by rational numbers? Give an example of rational number.​

Answers

Any number that can be written as a fraction with integers is called a rational number.

example are:1/2,-1,0,3....

hope it help.

stay safe healthy and happy.

Which expression is most easily solved without the use of a calculator?

(5.6 – 2.9) × 2.2
1.2 × (8.4 – 6.4)
(8.7 – 1) × 5.4
0.9 × (7.8 – 3.9)
im timed

Answers

Answer:

1.2 x (8.4-6.4)

Step-by-step explanation:

1.2 x 2 = 2.4

Answer:

1.2 × (8.4 – 6.4)

Step-by-step explanation:

8.4 - 6.4 = 2

2 x 1.2 = 2.4

This one seems the easiest to multiplying into and subtracting than the others.

Write three different numbers between 19.9 and 20.6.

Answers

20, 20.1, 20.2
those three numbers should work fine luv

3/10 of the members of a tennis club are men. 5/6 of these men are right handed. work out the fraction of members of the tennis club who are right handed

Answers

Answer:

1/4 of the men are right handed.

Step-by-step explanation:

You know nothing about the women. You know only about the men, so the answer has to be expressed in terms of men.

3/10 * 5/6 = 15 / 60 = 1/4

f(x)=3|x|
can you answer this question

Answers

(-2,6)
(-1,3)
(0,0)
(1,3)
(2,6)

find the 50th term of 0,3,6,9

Answers

[tex]\text{a}_1=0 \ \text{and} \ \text{a}_2=3\\\\\text{r}=\text{a}_2-\text{a}_1=3-0=3\\\\\text{a}_{50}=\text{a}_1+49\text{r}=0+49\cdot3=0+147=147\\\\\huge\boxed{\text{a}_{50}=147}[/tex]

write an equivalent expression (x+2)(x-3) by using the distributive property

Answers

Answer:

x(x-6)

Step-by-step explanation:

(x+2)(x-3)

x^2-3x+2x-6

x^2-x-6

x(x-6)

[LOOK AT THE PICTURE]
I can't understand why it can be written as
[tex] \frac{1}{2} {x}^{ \frac{1}{2} - 1} [/tex]
PLS ANS CLEARLY​

Answers

The rule is

[tex]\frac{d}{dx}x^n = nx^{n-1}[/tex]

which is the power rule. You pull down the exponent to place it as the coefficient. So that explains the 1/2 pull out front. Then we subtract 1 from the exponent.

The expression you wrote can be simplified or rewritten like this

[tex]\frac{d}{dx}x^n = nx^{n-1}\\\\\frac{d}{dx}\left[x^{1/2}\right] = \frac{1}{2}x^{\frac{1}{2}-1}\\\\\frac{d}{dx}\left[x^{1/2}\right] = \frac{1}{2}x^{-\frac{1}{2}}\\\\\frac{d}{dx}\left[x^{1/2}\right] = \frac{1}{2}\frac{1}{x^{\frac{1}{2}}}\\\\\frac{d}{dx}\left[x^{1/2}\right] = \frac{1}{2x^{\frac{1}{2}}}\\\\\frac{d}{dx}\left[x^{1/2}\right] = \frac{1}{2\sqrt{x}}}\\\\[/tex]

Optionally, we can multiply top and bottom by [tex]\sqrt{x}[/tex] to rationalize the denominator.

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