Solve algebraically the simultaneous equations
x2+3y2=21 x^2 + 3y^2 = 21 x2+3y2=21 y−x=1 y - x = 1 y−x=1Practise Edexcel GCSE Maths Quadratic Simultaneous Equations with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.