Math Test Set 11 - My Career Tools

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1. \(\frac{x^{2}-y^{2}}{y^{2}-49} / \frac{y-x}{y+7}\)

Simplify.

A.\(\frac{y-x}{y-7}, x ≠ y, y ≠ - 7 \)

B.\(\frac{-x+y}{y-7}, x ≠ y, y ≠ - 7 \)

C.\(\frac{-x-y}{-y-7}, x ≠ y, y ≠ 7 \)

D.\(\frac{-x-y}{y-7}, x ≠ y, y ≠ - 7 \)

Question 1 of 10

2. A teacher grades 5 tests in 30 minutes. If a graph was made to show the number of tests per hour that the
teacher can grade, what would be the slope of the graph?

A.6

B.\(\frac{1}{6} \)

C.60

D.10

Question 2 of 10

Math-Evaluate expression

3. Simplify the given expression.

−| − 40|

A.-40

B.40

C.20

D.-20

Question 3 of 10

Math-Solution of equations

4. Determine k so that the point (9, k) is a solution of y = −6x + 1.

A.k = −53

B.k = −54

C.k = 53

D.k = 54

Question 4 of 10

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

x + 2 = 4; 3, 2, 9, 5

A.2

B.-2

C.4

D.8

Question 5 of 10

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

−8x + y = −56
4x + 3y = 56

A.(8,8)

B.(-8,-8)

C.(4,4)

D.(2,2)

Question 6 of 10

Math-Square Roots

7. List all square roots of the given number. If the number has no square roots, choose “none”.

121

A.11, -11

B.10, 11

C.-10, 11

D.12, -12

Question 7 of 10

Math-Combining Like Terms

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

3y + 1 + 6y + 3

A.9y + 4

B.9y + 7

C.-9y + 4

D.9y - 4

Question 8 of 10

Math-Inequalities

9. Solve the given inequality.

−12x + 4 < −56

A.5

B.-12

C.-5

D.12

Question 9 of 10

Math- Equations

10. Solve the given equation for x.

7x + 15 = −55

A.-10

B.11

C.-12

D.10

Question 10 of 10