Questions

1) Evaluate.

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2)

Evaluate.

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3)

Evaluate.

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4)

Evaluate: –4 + 13

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5)

Evaluate: 10 – (–8)

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6)

Evaluate: 7 – 21

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7)

Evaluate.

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8)

Evaluate: 4(–7)(–2)

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9)

Simplify: 5a – 8b – 3a + 4b

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10)

Simplify: (9y + 4x – 6) – (y – 2x + 4)

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11)

Simplify: 3(x – 2y)

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12)

Simplify.

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13)

Solve: –9x = 54

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14)

Solve: 3x – 6 = –15

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15)

Solve: 14 – x = 4

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16)

Solve for “x.”

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17)

Solve: 8x – 4 = 5x + 11

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18)

Solve: 6(x + 5) = –2(x – 3)

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19)

Solve: 4n = 8 – 2(n + 1)

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20)

Solve the inequality.

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21)

Solve the inequality.

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22)

Which property is illustrated by the following statement?

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23)

Which property is illustrated by the following statement?

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24)

Which property is illustrated by the following statement?

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25)

Write the equation of a line passing through (–7, 7) and (–6, 9) in slope-intercept form.

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26)

In slope-intercept form, write the equation of a line perpendicular to the equation below.

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27)

In the relation shown below, (a) what is the domain and (b) what is the range?

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28)

Solve the system by graphing.

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29)

Solve the system by elimination.

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30)

The girls' and boys' basketball teams sponsored a car wash that made $109. There were twice as many girls as boys working, so a decision was made to give the girls twice as much of the money. How much money did each team make? Write a system of equations to solve this problem and round the answers to the nearest cent.

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31)

Simplify.

A) Choice A

B) Choice B

C) Choice C

D) Choice D

32)

Simplify.

A) Choice A

B) Choice B

C) Choice C

D) Choice D

33)

Simplify.

A) Choice A

B) Choice B

C) Choice C

D) Choice D

34)

Simplify.

A) Choice A

B) Choice B

C) Choice C

D) Choice D

35)

The population in the U.S. was 248,718,301 in 1990 and was projected to grow at a rate of 8% per decade. State the multiplier and predict the population to the nearest whole number for the year 2020.

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36)

If 125 bacteria double every hour, predict the population after 6 hours.

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37)

Find the final amount of money that $1000 would generate if it was invested at 6% interest and compounded annually for 20 years. Round the answer to the nearest cent.

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38)

Factor the polynomial.

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39)

Factor the polynomial.

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40)

Factor the polynomial.

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41)

Factor the polynomial.

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42)

Solve the quadratic equation.

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43)

Solve the quadratic equation.

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