Question

use the elimination method to solve the given system of equations.write your answer as an ordered pair (x,y).
5x+6y=12
-3x-2y=4

Answer 1

easy peasy

Answer 2

multiply second equation by 3, add to first to get rid of the \(y\) term

Answer 3

get
\[5x+6y=12\]
\[-9x-6y=12\] add and get
\[-4x=24\] so
\[x=-6\]

Answer 4

y=7 correct?

Answer 5

if you are checking your answers, you can always cheat
http://www.wolframalpha.com/input/?i=5x%2B6y%3D12%2C+-3x-2y%3D4

Answer 6

yes, \(y=7\)

Answer 7

okay thank you!

Answer 8

yw

Answer 9

nice photo btw

Answer 10

thanks:)