exam Maths Puzzle Numerical Ability

I am having trouble with solving by substitution. Please help.

5x-2y=-5
y-5x=3

Read Solution (Total 0)

exam Other Question

I need help with surface areas.
I have a piece of cheese where A=24 B=45 C=6.9 D=51
Rectangle is A=68 B=39 C=51
Cylinder is A=24 B=10 B is Height
I have no clue and cant figur FInd the slope of the line parallel to the line passing through the points (-4,0) and (1,-5)