Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-4 Solving Equations with Variables on Both Sides - Lesson Check: 1

Answer

$x=7$

Work Step by Step

Add 10 to both sides to have: $3x+4+10=5x-10+10 \\3x+14=5x$ Subtract $3x$ from both sides to have: $3x+14-3x=5x-3x \\14=2x \\7=x$ Checking: $\begin{array}{ccc} \\3(7) +4 &\stackrel{?}{=}&5(7)-10 \\25 &\stackrel{\checkmark}{=}&25 \\\end{array}$
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