Algebra 1

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

Chapter 10 - Radical Expressions and Equations - Cumulative Test Prep - Multiple Choice - Page 646: 2

Answer

I

Work Step by Step

$3x-y<20$ $(7,1)$ $3x-y<20$ $3*7-1<20$ $21-1<20$ $20<20$ (false) $(5,-6)$ $3x-y<20$ $3*5-(-6)<20$ $15+6<20$ $21 < 20$ (false) $(8,0)$ $3x-y<20$ $3*8-0<20$ $24-0<20$ $24 < 20$ (false) $(-1,-4)$ $3x-y<20$ $3*-1-(-4)<20$ $-3+4<20$ $1 < 20$ (true)
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