Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-7 Solving Proportions - Practice and Problem-Solving Exercises - Page 129: 55



Work Step by Step

$4y−3/(y^2+1)=4/y$ cross multiply $y(4y−3)=4(y^2+1)$ distributive property $4y2−3y=4y2+4$ subtract 4y2 from each side $4y^2−3y−4y^2=4y^2+4−4y^2$ combine like terms $−3y=4$ divide both sides by -3 $−3y÷−3=4÷−3$ simplify y=−1.3333
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