Quiz about Solving Equations Vobs

Question 1

8 - 9t = 21t - 17

Accepted Answer

t = 5/6

Answer

t = 6/5

Answer

t = 1

Question 2

7x - 4 = 3 + 8x

Accepted Answer

x = -7

Answer

x = 7

Answer

x = 2/7

Answer

x = 11

Question 3

Solve: 5x - 14 = 8x + 4

Accepted Answer

-6

Answer

6

Answer

-18/13

Answer

10/3

Question 4

Solve:
5y+34 = -2(-7y+1)

Accepted Answer

y = 4

Answer

y = -4

Answer

y = 9

Answer

y = 36/19

Question 5

Solve the equation

Accepted Answer

x = 2

Answer

x = 4

Answer

x = -4

Answer

x = -2

Question 6

Solve:

Accepted Answer

3

Answer

-3

Answer

5

Answer

-5

Question 7

Solve:
7x - 3x - 8 = 24

Accepted Answer

8

Answer

-8

Answer

3.2

Answer

4

Question 8

Solve:
-8 + 5x - 2 = 20

Accepted Answer

6

Answer

-6

Answer

2

Answer

-2

Question 9

What does 3x mean?

Accepted Answer

A. Three times X

Answer

B. Three divided by X

Answer

C. Three and X

Question 10

Which operation will cancel out multiplication?

Accepted Answer

D. Division

Answer

A.  Addition

Answer

B. Subtraction

Answer

C. Multiplication

Question 11

2x - 3 + 4x = 27

Accepted Answer

5

Answer

12

Answer

4

Answer

15

Question 12

Translate:
Four times a number plus six is 30.

Accepted Answer

4x + 6 = 30

Answer

4 + 6 = 30

Answer

x + 4 times 6 = 30

Answer

30 = 4x

Question 13

Solve:
3x + 7 = 28

Accepted Answer

x = 7

Answer

x = -11

Answer

x = -7

Answer

x = 12

Question 14

Solve:
8 = n + 3n - 24

Accepted Answer

n = 8

Answer

n = 7

Answer

n = 6

Answer

n = 5

Question 15

Solve:
-4x = 24

Accepted Answer

-6

Answer

20

Answer

-20

Answer

6

Question 16

Solve: x + 3x - 2x = 12

Accepted Answer

6

Answer

2

Answer

-2

Answer

-6

Question 17

What is w ?
39-12w= 7-16w

Accepted Answer

w = -8

Answer

w = 8

Answer

w = -32

Question 18

Solve: x + 3x - 2x = 12

Accepted Answer

6

Answer

2

Answer

-2

Answer

-6

Question 19

Solve:
-7(z - 6) = -70

Accepted Answer

16

Answer

-16

Answer

8

Answer

-1/2

Question 20

Solve the equation

Accepted Answer

-6

Answer

6

Answer

18

Answer

-2

Question 21

UPS charges $7 for the first pound, and $0.20 for each additional pound. FedEx charges $5 for the first pound and $0.30 for each additional pound. How many pounds, p, will it take for UPS and FedEx to cost the same?

Accepted Answer

7 + 0.20p = 5 + 0.30p

Answer

5 + 0.20p = 7 + 0.30p

Answer

7 + 0.20p = 5 - 0.30p

Answer

7p + 0.20 = 5p + 0.30

Question 22

You ride an express bus from the center of town to your street. You have two payment options. Option A is to buy a monthly pass and pay $0.80 per ride. Option B is to pay $2.30 per ride. A monthly pass costs $30. After how many rides will the total costs of the two options be the same?

Accepted Answer

r=20 rides

Answer

r=10 rides

Answer

r=15 rides

Answer

r=25 rides

Question 23

Taxi company A charges $8.00 to get into the cab and $0.75 per mile. Taxi company B charges $6.00 to get into a cab and $1.25 per mile. How many miles would the cost be the same for both companies?

Accepted Answer

4 miles

Answer

2 miles

Answer

.50 mile

Answer

-4 miles

Solving Equations Vobs

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