SOLUTION: 1. The width of a rectangle is 10 feet less than the length, find the length of each side if the perimeter is 100 feet.

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Question 6562: 1. The width of a rectangle is 10 feet less than the length, find the length of each side if the perimeter is 100 feet.
Answer by ichudov(507)   (Show Source): You can put this solution on YOUR website!
This is a question on translating english to algebrese.
Let width = W, length = L.

that's a linear system:

Solved by pluggable solver: Linear System solver (using determinant)
Solve:


Any system of equations:


has solution

or



(W=20, L=30}
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