SOLUTION: The length of a rectangular piece of land is 90 yards more than three times it’s width. The perimeter is 780 yards. Find it’s dimensions

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Question 1129106: The length of a rectangular piece of land is 90 yards more than three times it’s width. The perimeter is 780 yards. Find it’s dimensions
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Dimensions x and 3x+90

x%2B3x%2B90=780%2F2

4x%2B90=390

4x=300

x=75

Dimensions 315 and 75