Grade 9 maths · A.6 · Linear Equations
Solve equations with parentheses
Multiply out the parentheses first, then solve.
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See worked examples
Solve for x: −5(x + 7) = −10
Answer: -5
Solve for x: 5(x − 8) = −40
Answer: 0
Solve for x: −2(x − 1) = 0
Answer: 1
Tip: Multiply out the parentheses first, then solve.
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