Answer
No solution
Work Step by Step
$2x+y = -12$
$-4x-2y = 30$
$2x+y = -12$
$2x+y-2x = -12-2x$
$y = -12-2x$
$-4x-2*(-12-2x) = 30$
$-4x +24 +4x =30$
$24 = 30$ (false statement)
Since $24\ne30$, there are no solutions to the system.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Chapter Review - 6-2 Solving Systems Using Substitution - Page 405: 14
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.
