Simplify the expression 5x + 6y -4x+ 7y
x+ 13y
Related Maths GCSE answers
All answers ▸What is the square root of (2^6 + 6^2)
Solve the following simultaneous equations: 4x + 5y = -8 and 6x-2y = 26
Given the functions f(x) = (x + 2)/9 and g(x) = x^3 + 6, find fg(x).
A ball, dropped vertically, falls d metres in t seconds. d is proportional to the square of t. The ball drops 45 metres in the first 3 seconds. How far does the ball drop in the next 7 seconds?