Question

Solve each system by elimination. Show ALL work!!!

4) 36x+12y=-12
-9x-3y=3
Solution:
Work:

Answer 1

\left[x \right] = \left[ \frac{-1}{3}+\frac{ - y}{3}\right][x]=[​3​​−1​​+​3​​−y​​]

\left[x \right] = \left[ \frac{1}{3}+\frac{y}{3}\right][x]=[​3​​1​​+​3​​y​​]