Algebra 1: Common Core (15th Edition)

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

Chapter 2 - Solving Equations - 2-4 Solving Equations With Variables on Both Sides - Lesson Check - Page 105: 1

Answer

$x=7$

Work Step by Step

$3x+4=5x-10 \\\\ 4=2x-10 \\\\ 14=2x \\\\ x=7$ We first subtract by 3x on both sides. We then add 10 to both sides. Finally, we divide both sides by 2 to get that x=7. We plug our solution back into the equation and confirm that the answer is, indeed, correct.
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