205k views
1 vote
X + 3y = 12 2 x - 4 y = 4solve by graphing.

1 Answer

4 votes

\begin{gathered} x+3y=12 \\ 2x-4y=4 \end{gathered}
\begin{gathered} x=12-3y \\ \\ 2(12-3y)-4y=4 \\ 24-6y-4y=4 \\ 24-10y=4 \\ -10y=-20 \\ y=2 \\ \\ x=12-3(2) \\ x=12-6 \\ x=6 \end{gathered}

By graphing

X + 3y = 12 2 x - 4 y = 4solve by graphing.-example-1
User AllTradesJack
by
7.1k points