Algebra test 1

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Simplify (-5) + (-4) + (7).

-2

Evaluate 5x3 + 2 for x = -1.

-3

Simplify -|-5 + 2|.

-3

Simplify 6(-5).

-30

Add -54 + 18.

-36

Evaluate + , if x = 10, y = -5, and z = -2.

-70

10q - 20 is equivalent to _____.

10(q - 2)

Simplify 3(x - 4) + 8(x + 2).

11x + 4

Simplify 6x + 6 + 5x - 8.

11x - 2

Simplify 6r · s · 4rt.

24r 2st

15 - (-11)

26

How many terms are in the expression shown below? x2 - 10xy + 3y + y2 - 1

5

Evaluate 7 + (-3x2) for x = 0.

7

Integers are _____ irrational numbers.

never

Which of the following shows the correct order of the numbers below?()2, , 0.45

( 1/2) 2 < 0.45 <

Select all of the following expressions that are equivalent to 0.25. -(-0.25) 2x - 1.75x (0.5) 2 (-0.2) + (-0.05) |-3 + 2.75|

(-0.25) (0.5) 2 |-3 + 2.75|

Simplify 9 - {x - (7 + x)}.

16

What is the multiplicative inverse of ?

2

Simplify 6 - (-2) - 3(-5).

23

Simplify and determine the coefficient of (-x)(3y)(-2x).

4

What is the expression for "the difference between five times a number and twice that number"?

5N - 2N

Simplify 7(x + 3).

7x + 21

Evaluate A2 for A = -3.

9

Find the value of 21 - 18 ÷ 3 · 2.

9

Simplify 5m - 13n - n + 4m.

9m - 14n


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