Solve the simultaneous equations Give your answers to 3 significant figures
x2+y2=30 x^2 + y^2 = 30 x2+y2=30 x−3y=5 x - 3y = 5 x−3y=5223 exam-style questions on Edexcel GCSE Maths Quadratic Simultaneous Equations. Each one has a worked solution and a mark scheme showing where the marks go.