0580/11 Oct/Nov 2023, Question 3: Solving Linear Equations
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 2 marks
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The question, in short
Complete two statements: find the value of x that makes x + 3 equal 8, and find 10y given that 7y = 63.
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Part (a) · 1 mark
Find the value of x for which x + 3 equals 8.
- 1x = 8 − 3 = 5
Answer5
Part (b) · 1 mark
Given 7y = 63, work out the value of 10y.
- 1y = 63 ÷ 7 = 9
- 210y = 90
Answer90
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