Solve the simultaneous equations 4x – 3y = 11 10x + 2y = −1

4x - 3y = 11 10x + 2y = -1 x2 x38x - 6y = 22 30x + 6y = -338x = 19x = 28 - 3y = 11-3 = 3yy = -1x=2, y=-1

SJ

Related Maths GCSE answers

All answers ▸

Write 36 as a product of its prime factors


Triangle ABC has perimeter 20 cm. AB = 7 cm. BC = 4 cm. By calculation, deduce whether triangle ABC is a right-angled triangle.


Expand and simplify (x-3)(2x+4y)^2


Factorise f(x) = 6x^3 -7x^2 -x +2 = 0