Algebra 1

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

Chapter 6 - Systems of Equations and Inequalities - 6-3 Solving Systems Using Elimination - Lesson Check - Page 377: 1



Work Step by Step

Add the two equations. $3x-2y=0$ $\underline{4x+2y=14}$ $7x\ \ \ \ \ \ \ \ \ =14$ Solve for x. $7x=14$ $7x\div7=14\div7$ $x=2$ Sustitute 2 for x in one of the equations and solve for y. $4(2)+2y=14$ $8+2y=14$ $8+2y-8=14-8$ $2y=6$ $2y\div2=6\div2$ $y=3$
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