Question 1

-2y +5 = 35

Accepted Answer

y = -15

Answer

y = 15

Answer

y = -20

Question 2

2(4x + 2) = 28

Accepted Answer

x = 3

Answer

x = -3

Answer

x = 4

Question 3

$\frac{y}{5}$ - 3 = 8

Accepted Answer

y = 55

Answer

y = 50

Answer

y = 25

Question 4

$\frac{x + 4}{2}$ = 12

Accepted Answer

x = 20

Answer

x = 2

Answer

x = 16

Question 5

Simplify: 4x + 2x

Accepted Answer

6x

Answer

2x

Answer

6

Question 6

3y + 2y - 7

Accepted Answer

5y - 7

Answer

5y + 7

Answer

-2

Question 7

9a + 2b - 4a + 4b

Accepted Answer

5a + 6b

Answer

11a + 8b

Answer

13a + 6b

Question 8

2x + 3(x - 2)

Accepted Answer

5x - 6

Answer

6x - 6

Answer

5x - 2

Question 9

What is the prime factorization of 72?

Accepted Answer

2 x 2 x 2 x 3 x 3

Answer

4 x 2 x 2 x 2 x 2

Answer

4 x 3 x 3 x 2

Question 10

What is the prime factorization of 160?

Accepted Answer

2 x 2 x 2 x 2 x 2 x 5

Answer

2 x 2 x 2 x 2 x 2

Answer

2 x 2 x 4 x 5

Question 11

What is the LCM (least common  multiple) of 14 and 16

Accepted Answer

112

Answer

2

Answer

224

Question 12

What is the GCF (greatest common factor) of 78 and 96?

Accepted Answer

6

Answer

12

Answer

2

Question 13

What is the GCF of 48, 60, and 96

Accepted Answer

12

Answer

18

Answer

4

Question 14

Simplify: $\frac{36}{72}$

Accepted Answer

$\frac{1}{2}$

Answer

$\frac{9}{18}$

Answer

$\frac{18}{36}$

Question 15

Simplify: $\frac{14}{42}$

Accepted Answer

$\frac{1}{3}$

Answer

$\frac{7}{21}$

Answer

$\frac{2}{6}$

Question 16

Compare using <, >, or =: $\frac{5}{9}$ ____ $\frac{1}{2}$

Accepted Answer

>

Answer

<

Answer

=

Question 17

Compare using <, >, or =: 2/9 ____ 1/3

Accepted Answer

<

Answer

=

Answer

>

Question 18

Write 4/13 as a decimal

Accepted Answer

.31

Answer

3.25

Answer

.23

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