OpenStax, Intermediate Algebra 2e §2.3 Solve a Formula for a Specific Variable · Exercise 56 · Algebra · Linear equations
Solve a Formula for a Specific Variable · Exercise 56
Solve using a geometry formula.
The length of the rectangle is three times the width. The perimeter of a rectangle is 72 feet. Find the length and width of the rectangle.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Intermediate Algebra 2e · §2.3 Solve a Formula for a Specific Variable · Exercise 56
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