Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 6 - Systems of Equations and Inequalities - Chapter Review - Page 410: 19

Answer

No solution

Work Step by Step

You have the equations x+2y=23 and 5x+10y=55. Multiply the first equation by - 5: -5(x+2y=33)=-5x-10y=-115.Solve the equations using elimination: -5x-10y=-155 5x+10y=55 -add the equations- =0$\ne$-60 The solutions are not true so this is a no solution.
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