Set up an equation and solve the problem.
The sum of the areas of two squares is 250 square inches. Each side of the larger square is three times the length of a side of the smaller square. Find the length of a side of each square.
Set up an equation and solve the problem.
A strip of uniform width is to be cut off of both sides and both ends of a sheet of paper that is 21 inches by 6 inches, in order to reduce the size of the paper to an area of 34 square inches. Find the width of the strip.
Help
I really need help with these type of equations. would be nice for a description on how you did it.
thanks






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