Equation 1: L = 2W + 7 => L - 2W = 7
2L + 2w = 110
Divide 2nd equation by 2
Equation 2: L + W = 55
Subtract the Equation ! from the Equation 2: 3W = 48 => W = 16 and L = 39
James E.
asked • 05/07/18Solve the following using an equation
The length of a rectangular poster is 7 inches more than twice its width. Find the length of the poster if its perimeter is 110 inches.
Follow
•
2
Add comment
More
Report
1 Expert Answer
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
