0580/32 Oct/Nov 2025, Question 5: Solving Linear Equations
Cambridge IGCSE Mathematics 0580 · Paper 32 (Core) · Calculator · 2 marks
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The question, in short
Solve two short linear equations, one involving multiplication by 8 and one involving addition of 8, giving the value of x in each case.
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Part (a) · 1 mark
Solve 8x = 5 for x.
- 1x = 5 ÷ 8 = 5/8 = 0.625
Answer5/8 or 0.625
Part (b) · 1 mark
Solve x + 8 = 5 for x.
- 1x = 5 − 8 = −3
Answer−3
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