Two-step equations - integers

Solve each equation. (Will give brainlest, show your work)


Question 1: Solve -3 + v/5 = 0


Question 2: Solve 1 - 7b = -20


Question 3: Solve -k - 5 = 0


Question 4: Solve -1 + 8a = 129

Answers

Answer 1
Question 1. -3 + v5 = 0
Work : -3 + 5v = 0
5v = 3 ( divide )
answer v = 3/5

Question 2. 1 - 7B = -20
work : -7b = -20 - 1
-7b = -21 ( divide )
answer b = 3

question 3 : -k - 5 = 0
work : -k = 5
answer : k = - 5

Question 4 : -1 + 8a = 129
work : 8a = 129 + 1
8a = 130 (divide )
answer a = 65/4

Answer 2

Answer:

Question 1. -3 + v5 = 0

Work : -3 + 5v = 0

5v = 3 ( divide )

answer v = 3/5

Question 2. 1 - 7B = -20

work : -7b = -20 - 1

-7b = -21 ( divide )

answer b = 3

question 3 : -k - 5 = 0

work : -k = 5

answer : k = - 5

Question 4 : -1 + 8a = 129

work : 8a = 129 + 1

8a = 130 (divide )

answer a = 65/4

Step-by-step explanation:


Related Questions

1.Simplify 3x+5− 8x − 7_________________2.Simplify 4y+12−4y-6__________3.(11x+7)+(7x−2)

Answers

Answer:

1.) -5x -2  

2.)6

3.)18x +5

Step-by-step explanation:

Answer:

Number 1. -5x-2

Number 2. 6

Number 3. 18x+5

Step-by-step explanation:

btw I have a best friend quiz thing if you want to take it. Yes you can trust the link it will not give you a virus its fun. https://forms.gle/UumYqQPLRjNmedQA6

also the answes are all simplify

Which situation could this expression represent?

(9+6)÷3

A: Conrad has 9 marbles and loses 6 of them. Conrad divides the number of marbles left evenly among 3 friends. How many marbles does each friend get?
B :Barton divides 6 marbles evenly among 3 friends. Then Barton finds 9 more marbles. What is the total number of marbles that Barton has?
C:Stella has 9 marbles and then finds 6 more marbles. She divides the total number of marbles evenly among 3 friends. How many marbles does each friend get?
D:Lizzie collects 9 marbles for each of 6 months. Lizzie divides the total number of marbles evenly among 3 friends. How many marbles does each friend get?

Answers

The answer is c because it’s 9+6 and then u divide it it just makes more since

Answer:

Answer is C because (9+6)÷3 = 5 and from option C u get the same answer

What If? A right triangle area Of 18 square inches.
a. If the triangle is an isosceles triangle, What the lengths
of the legs of the triangle?

b. If the triangle is not an triangle, what the possible
lengths of the Legs, if the lengths are numbers?

Answers

Answer:

The answer to A is 6 The answer to B is more complicated

Step-by-step explanation:

B : area = 18

36 =2x18

36= 3x12

36=4x9

The triangle can have dimensions in the form of bxh in 36 =2x18 or 36= 3x12 or 36=4x9

Nsusjsnsnj34+-=a sis,snejksls

Taking SOL's need help!!!!

Answers

Front face: 10.6
Left face: 9

Answer:

The surface area is 86.9

Step-by-step explanation:

First find the area of the base:

5.3 • 2 = 10.6

The area opposite of the base are equal:

10.6 + 10.6 = 21.2

Find the area of the front rectangle:

5.3 • 4.5 = 23.85

The area opposite of the rectangle are equal:

23.85 + 23.85 = 47.7

Find the area of the rectangle on the sides:

4.5 • 2 = 9

The area opposite of the shape on the side are equal:

9 + 9 = 18

Add up the areas:

21.2 + 47.7 + 18 = 86.9

im confused on this question

Answers

Answer: the system has no solution because 2x -1 does not wok because e1 dose not have an x at the end

Step-by-step explanation:

A furniture store is having a sale on couches that cost $1000 or more. A 10% discount will be applied. If a couch that has an original cost of $2000 is purchased, what will the final cost be after the 10% discount is applied?

Answers

Answer:

200$

Step-by-step explanation:

2000 is more than 100p so the discount is 10% right so

2000 over 1 multiple by 1 over 10 equals to 200$

the final price would be $1,800, the discount would be $200 off. hope this helps :)

anyone can help
(question in photo)

-no links
-thanks ✌

Answers

Answer:

15 hundreds is your answer

Step-by-step explanation:

i hope it helps u

Answer:

☆ = five (5) hundreds.

Step-by-step explanation:

:)

use a net to find the surface of the prism. (1 point)
_______________
**IMAGE**
_______________
**choices**

A. 576 in.^2
B. 258 in.^2
C. 516 in.^2
D. 720 in.^2

Answers

Answer:

[tex]surface \: area \: of \: prism =2(lb)+2(lh)+2(bh) \\ \\ length \: of \: prism \: = 15 \: in. \\ \\ breadth \: = \: 6 \: in \: . \\ \\ height \: = 8 \: in. \\ \\ surface \: area \: = 2(15*6)+2(15*8)+2(8*6) \\ \\ area \: = 516 in \: ^{2} [/tex]

516in.^2 this is the answer

Laura’s yard is in the shape of a square and a half-circle. She just got a puppy named Sprinkles for her birthday. In order to keep him safe, she wants to line the perimeter of her yard with a fence.




-can someone answer (C) and (B)

Answers

4L + πr

Step-by-step explanation:

Since her yard is a square and half a circle, and she wants to fence the whole distance around the square and the half circle, then she needs to know the perimeter of a square and semicircle.

The perimeter of a square which is the distance around the square is given by 4L where L is the side length.

The perimeter of a circle, which is the circumference of a circle is 2πr, where r is the radius of the circle Therefore, half a circle would be 2πr/2 = πr

(b) The diameter of the semi-circle is 17 meters.

(c)  To enclose the entire yard and keep Sprinkles from running away, the fencing needs to be 8.5π + 68 meters.

What is the perimeter?

A closed shape's perimeter is the sum of the lengths of its outside boundaries. The lengths of all the sides are added to determine the measurement.

Given that Laura’s yard is in the shape of a square and a semi-circle.

The side of the square is 17 meters.

(b). To find the diameter of the semi-circle:

The diameter of the semi-circle = side length of a square.

The diameter of the semi-circle is 17 meters.

(c). To enclose the entire yard and keep Sprinkles from running away,

the total perimeter = the perimeter of the square + the perimeter of the semi-circle

= 4(17) + π(8.5)

= 8.5π + 68 meters

Therefore, the perimeter is 8.5π + 68 meters.

To learn more about the perimeter of a shape:

https://brainly.com/question/28161250

#SPJ7

30 ___ a solution of 12 + x = 42

is it or is it not

Answers

Answer:

Yeah, the solution for the equation is 30.

Step-by-step explanation:

12 + x = 42

⇒ x = 42 - 12

x = 30

Yes it is a solution, if you add 30 to 12 you’ll get 42

Complete the following statements. Part A The ordered pair that represents the intersection of the x-axis and y-axis is called the _____.

A. endpoint - B. origin - C. x-coordinate - D. y-coordinate


Part B The coordinates of the origin are _____. A. (1, 1) - B. (0, 1) - C. (0, 0) - D. (1, 0)


---
PLEASE ANSWER DUE TODAY

Answers

Part A would be Origin so your answer is B
Part B 0,0 so you answer is C
Hope this helps

Answer:

First question would be B

and second on would be C

Step-by-step explanation:

Need help Q U I C K! Match the systems of equations to their solutions. IMAGE BELOW!

Answers

Answer:

Hi, there I'll help you since no one helped you which I felt sad lol, but anyway here's your answer

x=2,y=7→ y=11-2x;4x-3y=-13

x=5,y=2→ 2x+y=12;x=9−2y

x=3,y=5→ y=10+x;-3x+3y=30

x=7,y=3→ x+3y=16;2x−y=11

Hope this helps :)

Answer: Thanks for the answer! Got a 100% on the test!

Step-by-step explanation:

Please answer the question

Answers

Answer:

451 m is the area of the figure.

Step-by-step explanation:

18*18= 324

254/2 = 127

324 + 127 = 451 m

Have a nice day!

and please tell me if I am wrong. :-)

451 is the area have a great day

Please tell me if I’m wrong :D

James, Alex, and Linda were playing inside of their classroom. One of them broke the window. When their teacher asked who broke the window, she got these replies:
LINDA: James broke the window!
JAMES: I didn't break it!
ALEX: Neither did I!

Who broke the window?

Answers

Linda I’m guessing btw
I would say Linda too.

20 POINTS
ANSER FAST PLEASE <3


The figure shows triangle MNO and some of its transformed images on a coordinate grid:



Which of the four triangles was formed by a translation of triangle MNO?


A

B

C

D

Answers

B because translation does not change orientation or shape. It just slides over.
Also can I have Brainliest? (I am tryna rank up)
The answer is b
:)) hope this helped

Write an algebraic expression to represent the following phrase:

the sum of a number and 0.5


no links

Answers

Answer:

x + 0.5

Step-by-step explanation:

The sum of implies that addition is involved.

Since the number is unknown, you use a variable. For example, x.

You're adding x and 0.5 so you would use a plus sign.

The algebraic expression would be x + 0.5.

Hope that helps.

x + .5 because it says the sum which means addition

HELLPPPP WITH THIS ALEKS TOPIC

Answers

Answer:

a) use bottom form

6x-2=46

x=months

b)

[tex] \frac{46 + 2 }{6} [/tex]

c)the tree has been growing 8 months

Step-by-step explanation:

6x-2=46

+2=46

6x=48

6x/6=48/6

x=8

X=8 I’m pretty sure :)))

Which expression has the greatest value

Answers

Answer:c

Step-by-step explanation:

Answer:

16 3/2 I'm pretty sure :'>

Step-by-step explanation:

The other ones are equal to 16 while 16 and 3/2 is greater.

please help me show all your work

Answers


the answer…

A
B
C
D

Is C….

how many solutions does the system of equations have?

A) No solution

B) One solution: x = 0, y = 0

C) One solution: x = 1, y = 5

D) Infinite many solutions

Answers

Answer:

no solution

Step-by-step explanation:

a solution would mean a point where the two lines cross. theres no such thing for parallel lines.

but if the lines are the same, they are parallel and cross everywhere, that would give infinite solutions.

if they would cross once, it would mean one solution

Answer:
A.

explanation::

Which equation is true for x = 1.8?
x/3 = 0.6
3/x = 7.2
x + 3.1 = 5.5
6 = 3.6 + x

Answers

Answer:

x / 3 = 0.6 is the true equation

Step-by-step explanation:

x / 3 = 0.6

x = 0.6 * 3

x = 9/5 or x = 1.8

hope this helps.....

6=3.1=5.5 I hope this helps

The two-way frequency table shows results of a survey. What percentage of the students in the survey are eleventh graders?
A. 16%
B. 20%
C: 24%
D. 40%

Answers

D, 40% because 20 is 40% of 50.
the answer to this question is D

This box plot shows the weights in ounces, of some kittens.

Weights of Kittens
4 5 6 7 8 9 10 11 12 13
Ounces

Which of the following is the interquartile range of the weights, in ounces of the kittens?

O A. 0.5
O B. 2.5
O C. 3.5
O D. 7.5

Answers

I think it is b, (2.5)

Which expression is equivalent to 7a - 8 - 12a + 4?


I need step by step

Answers

Answer: First of all, add up the expressions with the same variables and the numbers.

7a-8-12a+4

=7a-12a-8+4

=-5a-4

or

=-(5a+4)

Both of them can be counted ans equivalent expression since all three of them works the same. Only the expression(way of writing) seems different.

Answer:

_ 5a - 4

Step-by-step explanation:

Combine Like Terms:

=7a + − 8 + −12a + 4

=( 7a + −12a ) + (− 8 + 4 )

=− 5a - 4  Answer!

Happy to help!

Please anwer the question

Answers

Answer:

$520.96

Step-by-step explanation:

This is a compound shape made of 1 rectangle and two semi circles which makes 1 full circle.

Area of Rectangle = L x W

Area of circle is =pi x radius squared

Area of Rectangle is 5ft x 4ft = 20 ft squared.

Area of circle is = 12.56 ft squared

- Diameter of the circle is 4ft, radius is 1/2 diameter

- Radius is 2ft, 2 x 2 = 4ft

(pi) 3.14 x 4ft = 12.56 ft squared.

As it is a compound shape you need to add

Area of Square + Area of circle =

20 ft squared + 12.56 ft squared =

Total Area of window is 32.56 ft squared

$16 = 1 square foot

$16 × 32.56 = $520.96

It will be 520.86. Answer is correct

the quantity of four minus one all raised to the five-minus- two power

Answers

Answer:

(4-1)^5-2

Step-by-step explanation:

The quantity means parenthesis, around four minus one, (closed quantity), all raised to the power (exponent) five minus 2

This box plot shows the weights, in ounces, of some kittens.

QUICK! 25 POINTS! BRAINLIEST FOR WHOEVERS RIGHT FIRST!

Which of the following is the interquartile range of the weights, in ounces, of the kittens?

A. 0.5
B. 2.5
C. 3.5
D. 7.5

Answers

Answer:

2.5

Step-by-step explanation:

hope it helps :)

D which is 7.5 is the interquartile range of the weights, in ounces, of the kittens

Need help with math quarterly

Answers

Ok it takes 255 minutes for him to get there

Solve the system of equations below by substitution. Write your answer as an ordered pair. e.g. (2,3)

Answers

Answer:

(5,3), (3,2).

I agree with that person

IM BEGGING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer you got this 69 51 is mag
The two that has two of the same number is 19 and 21
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