Solve algebraically the simultaneous equations
x2+y2=25 x^2 + y^2 = 25 x2+y2=25 2x+y=10 2x + y = 10 2x+y=10117 exam-style questions on AQA GCSE Maths Quadratic Simultaneous Equations. Each one has a worked solution and a mark scheme showing where the marks go.