Answer
(1,5)
Work Step by Step
Subtract the two equations to get 6y = 30 then divide both sides by 6.
Plug in y=5 to one of the equations.
2x + 4(5) = 22 subtract from both sides.
2x = 2 divide each side by 2.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 6 - Systems of Equations and Inequalities - 6-3 Solving Systems Using Elimination - Practice and Problem-Solving Exercises - Page 382: 9
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