Answer
$x = 2$
$y = 1$
Work Step by Step
Equations:
$2x+3y=7$
$-2x+5y=1$
Eliminating $x$
$2x+3y=7$
$+$
$-2x+5y=1$
$8y = 8$
$y = 1$
Substituting $y$ into the first equation to find $x$
$2x+3y=7$
$2x + 3(1) = 7$
$2x + 3 = 7$
$2x = 4$
$x = 2$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 3 - Linear Systems - 3-2 Solving Systems Algebraically - Lesson Check - Page 145: 3
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