Year 9 maths · I.2 · Equations in one variable
Equations with variables on both sides
Collect the x terms on one side and the plain numbers on the other, then divide.
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See worked examples
Solve for x: 5x + 4 = −x + 16
Answer: 2
Solve for x: 3x + 5 = −4x − 44
Answer: -7
Solve for x: 5x = 3x + 6
Answer: 3
Tip: Collect the x terms on one side and the plain numbers on the other, then divide.
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Up next
- Next in this topic Equations with parentheses and variables on both sides Year 9
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