Rearrange 3x+2y+6=03x + 2y + 6 = 03x+2y+6=0 to give 3x 3x\,3x in terms of yyy.
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b.
Hence, make x x\,x the subject of 3x+2y+6=03x + 2y + 6 = 03x+2y+6=0
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Markscheme
Changing the Subject of a Formula Questions
210 exam-style questions on Eduqas GCSE Maths Changing the Subject of a Formula. Each one has a worked solution and a mark scheme showing where the marks go.