Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter P - Review Exercises: 15

Answer

The point of intersection is (-2,3).

Work Step by Step

$5x + 3y = -1$ Isolate y to one side: $y = (\frac{1}{3})(-5x-1)$ $x-y=-5$ Isolate y to one side: $y=x+5$ Set two equations equal to each other $(\frac{1}{3})(-5x-1) =x+5$ $-5x-1=3x+15$ $-16=8x$ $-2=x$ Substitude $x=-2$ into $y=x+5$ $y=-2+5$ $y=3$ Point (-2,3)
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