exam Maths Puzzle Numerical Ability

A triangle has a perimeter of 165 cm. The first side is 65 cm less than twice the second side. The third side is 10 cm less than the second side. Write and solve an equation to find the length of each side of the triangle.

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exam Other Question

Find the perimeter of a square if the side measure 3 cm Sorry I submitted this question wrong the last time. One little mistake makes all the difference.

3/x^2+4x+3 - 1/x^2-9

Sorry for the mistake! I appreciate your help!
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