Solve algebraically the simultaneous equations
3x2+xy=4 3x^2 + xy = 4 3x2+xy=4 y−2x=−8 y - 2x = -8 y−2x=−8117 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.