Answer
$-3$
Work Step by Step
$-4\cdot3x^2=-12x^2$, thus to eliminate we need $12x^2$ from the other equation, thus: $12x^2/4x^2=3$, thus the answer is $3$.
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 5 - Systems of Equations and Inequalities - Concept and Vocabulary Check - Page 558: 3
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
