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Maths Puzzle
Numerical Ability
6(t+2)-4(t-3)=0
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Simpliy: This is so complicated please help.
2/z^2 - 3/2 / 2/5z^2 + 1/3z
A 30 inch by 40 inch countertop for a work island is to be covered with green ceramic tiles, except for a border of uniform width, if the area covered by green tiles is 704 square inches (in^2 ) , then how wide is the border?