book Maths Puzzle Numerical Ability

make up a word problem that you can solve using a linear system with solution of(5,35)

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book Other Question

a local park is 30 meters long by 20 meters wide. Plans are being made to double the area by adding a strip at one end and another of the same width on one side. find the width of the strips 23/35x 5x+1/2x-13b=12bx=5 1/2x x93b=x