Write down the result of expanding the brackets in x(2+a)=b(x+3)x(2 + a) = b(x + 3)x(2+a)=b(x+3)
Hence, make x x\,x the subject of the formula x(2+a)=b(x+3)x(2 + a) = b(x + 3)x(2+a)=b(x+3)
215 exam-style questions on OCR GCSE Maths Rearranging Harder Formulae. Each one has a worked solution and a mark scheme showing where the marks go.