Math Practice Test Set 1

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Math-Solution of equations

1. Use the substitution method to solve each of the following systems.

x + 6y = −49
−3x + 4y = −7

A.(-7,-7)

B.-(7,-7)

C.49

D.(7,-7)

Question 1 of 10

2. Use the elimination method to solve each of the following systems.

16x − 16y = −256
−8x + 8y = 128

A.Infinite number of solutions

B.no solutions

C.0

D.1

Question 2 of 10

3. Which of the numbers following the given equation is a solution of the given equation?

x − 9 = 4; 16, 14, 20, 13

A.13

B.-13

C.4

D.9

Question 3 of 10

Math-Distributive Property

4. Use the distributive property to expand the given expression.

\(2st(−4s^{2}+ 8st − 10t^{2})\)

A.\(-8s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

B.\(8s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

C.\(-10s^{3}t + 16s^{2}t^{2}- 20st^{3}\)

D.\(-8s^{3}t - 16s^{2}t^{2} +20st\)

Question 4 of 10

Math-Combining Like Terms

5. Combine like terms by first rearranging the terms, then using the distributive property to factor out the common variable part, and then simplifying.

\(−14x^{3} + 16xy + 5x^{3} + 8xy\)

A.\(-9x^{3} + 24xy \)

B.\(-10x^{3} + 25xy\)

C.\(-9x^{3} + 24xy\)

D.\(9x^{3} + 24xy\)

Question 5 of 10

Math- Equations

6. Solve the given equation for x.

−10x − 16 = 24

A.-4

B.8

C.4

D.-2

Question 6 of 10

7. Solve the given equation for x.

14x + 16 = 44

A.2

B.-2

C.4

D.0

Question 7 of 10

8. Solve the equation.

2(−2x − 3) = 3(−x + 2)

A.-12

B.12

C.13

D.-24

Question 8 of 10

9. Solve the given equation for x.

4x − 4 = 76

A.20

B.-20

C.19

D.40

Question 9 of 10

Math-Percent of number

10. 162.5% of what number is 195?

A.120

B.110

C.240

D.195

Question 10 of 10

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