exam Maths Puzzle Numerical Ability

Solve by substitution:
5x+2y=7
4x-y=3

Read Solution (Total 0)

exam Other Question

Can someone help me with this question please: Simplify the complex rational expression 3x/x-4 +1 / 15/x^2-16 + 1 choosing from {16,17,23,24,39}, show how you can make a sum of exactly 100