Lemma
EasySystems
OpenStax, Intermediate Algebra 2e §4.2 Solve Applications with Systems of Equations · Exercise 39 · Algebra · Systems

Solve Applications with Systems of Equations · Exercise 39

Translate to a system of equations and solve.

A frame around a family portrait has a perimeter of 90 inches. The length is fifteen less than twice the width. Find the length and width of the frame.

Its source prints no answer for this problem, so there's nothing to check against.

~5 minWritten answer · compare with the solution

OpenStax, Intermediate Algebra 2e · §4.2 Solve Applications with Systems of Equations · Exercise 39

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.