exam
Maths Puzzle
Numerical Ability
y=7x-1
y=1/2x
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exam Other Question
The length of the rectangle is 3 times its width. The perimeter of the rectangle is 160 ft. Find the length and the width of the rectangle. Solve the problem algebraically.
if -2x+7y=-8 and x-6y=10 then what does x-y equal?