What is the solution to   x + y = 8   and   2 x + 2 y = 16?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter3: Solving Equation And Problems
Section3.3: Using Several Transformations
Problem 19WE
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  1. 9. What is the solution to   x + y = 8   and   2 x + 2 y = 16?
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