College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.8 - Solving Basic Equations - P.8 Exercises - Page 60: 23



Work Step by Step

Add $2x$ to both sides to obtain: $7x+1+2x=4-2x+2x \\9x+1=4$ Subtract $1$ to both sides to obtain: $9x=3$ Divide $3$ to both sides to obtain: $x =\frac{3}{9} \\x=\dfrac{1}{3}$
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