One Variable Two Step Equations

In the following equation, what is the constant? 2x + 4 = 16

• 2

• x

• 4

• 16

What is the solution for this equation?

• x = 3

• x = 15

• x = 5

• x =1

An equation is modeled.

What is the value of x makes the equation true?

• 1

• 7

• -5

• -1

Which model correctly represents the equation

4x + 108 = 144

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Which number line represents the solution(s) for the equation

70 + 30x = 250

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Solve the equation:
-2.6 + x = -4.6

• x = 2

• x = -2

• x = 7.2

• x = -7.2

Solve the equation -3x - 4.2 = 5.1

Use the inverse operations on both sides to identify what x is equal to.

• - 0.3

• 3.1

• 0.3

• - 3.1

b + 1.5 = -5.5

• 4

• -4

• 7

• -7

-54 = -4n + 2

• n = 13

• n = 14

• n = -56

• n = -14

The perimeter of a rectangle is 9 inches, and the length of the rectangle is 1.5 inches.  Which equation can be used to determine, w, the width of the rectangle?  

• 3w - 2 = 9

• 2w + 3 = 9

• 3 - 2w = 9

• 2 + 3w = 9