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Envision Math 2.0: Grade 8, Volume 1

EM

Envision Math 2.0: Grade 8, Volume 1 View details

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Exercise 9 Page 83

Use the Addition Property of Equality.

x = 8

Practice makes perfect

To simplify the equation, we will isolate x on one side. Using the Addition Property of Equality, we will add 7 to both sides of the equation.

x - 7 = 1

LHS+7=RHS+7

x - 7 + 7 = 1 + 7

Add terms

x = 8

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Review What You Know! p.83