book Maths Puzzle Numerical Ability

one side of a pool table is 1 foot longer than twice the width. the area of the pool table is 15 square feet. what is the length of the table?
how would you write this as a formula?

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book Other Question

Question involvin radicals: parentheses, 6*sq.root of 2 minus 2* sq. root of 6, parentheses, everything squared. I need to make a table showing the value of each expression when the value of the variable is 1,2,3,4,and 5. {{4x}}