Grade 9 math · A.2 · Linear Equations
Solve equations with x on both sides
Gather the x terms on one side and the numbers on the other.
See worked examples
Solve for x: −4x − 11 = 9x + 15
Answer: -2
Solve for x: 4x + 20 = −x + 55
Answer: 7
Solve for x: 9x + 11 = x + 11
Answer: 0
Tip: Gather the x terms on one side and the numbers on the other.
Curriculum
Common Core: HSA-REI.B.3
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