exam Maths Puzzle Numerical Ability

How do I find the slope of a problem such as this:

x=-2

Thanks

Read Solution (Total 0)

exam Other Question

a piece of cloth must be cut to exactly cover a square table. The area of the table is 27ft suared. Find the length of the side of the table to the nearest tenth of a foot a poster is 25 cm taller than it is wide. it is mounted on a piece of cardboard so that there is a 5 cm border on all sides. if the area of the border alone is 1350 cm^2, what are the dimensions of the poster?