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Envision Math 2.0: Grade 8, Volume 1 View details

Review

Exercise 1 Page 148

Combine like terms.

x = 125

Practice makes perfect

To solve an equation, we should first gather all of the variable terms on one side and all of the constant terms on the other side using the Properties of Equality. In this case, the variable terms are already on the left-hand side of the equation, so we will start by combining like terms.

2x+6x=1000

AddTerms

Add terms

8x=1000

DivEqn

.LHS /8.=.RHS /8.

8x/8=1000/8

CancelCommonFac

Cancel out common factors

8x/8=1000/8

SimpQuot

Simplify quotient