Answer
x= 4
Work Step by Step
$3x - 7 = -.5x+7$
$3x-7+.5x+7 = -.5x+.5x +7+7$
$3.5 x = 14$
$3.5*x *2=14*2$
$7x = 28$
$7x/7 = 28/7$
$x =4$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Concept Byte - Solving Systems Using Tables and Graphs - Page 366: 1
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