Algebra 1

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

Chapter 9 - Quadratic Functions and Equations - 9-8 Systems of Linear and Quadratic Equations - Practice and Problem-Solving Exercises - Page 585: 13


$x=-3, 0$

Work Step by Step

Red line: $y=-x^2+4$ Blue line: $y=3x+4$ $-x^2+4=3x+4$ $-x^2= 3x$ $0=x^2+3x$ $0=x(x+3)$ $0=x$ $x+3=0$ $x=-3$
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