Verify that x=3x = 3x=3 and y=−4y = -4y=−4 solve the simultaneous equations
x−3y=15 x - 3y = 15 x−3y=15 5x+2y=7 5x + 2y = 7 5x+2y=7217 exam-style questions on AQA GCSE Maths Simultaneous Equations. Each one has a worked solution and a mark scheme showing where the marks go.