Answer
$$x^{2}+10x-5$$
Work Step by Step
Group like terms and add:
$$(x^{2}+3x-1)+(7x-4)=$$
$$x^{2}+(3x+7x)+(-1-4)=$$
$$x^{2}+10x-5.$$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Skills Handbook - Factoring and Operations with Polynomials - Exercises - Page 979: 1
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