Practice problem
Solve this system. {2x+7xy=22x8yx −6y=6y\\\begin{cases}2x+7xy&=22x\\\frac{8y}{x}\ -6y&=6y\end{cases}{2x+7xyx8y −6y=22x=6y
x=13y=107\begin{matrix}x=\frac{1}{3}&y=\frac{10}{7}\end{matrix}x=31y=710
x=3y=2\begin{matrix}x=3&y=2\end{matrix}x=3y=2
x=12y=72\begin{matrix}x=\frac{1}{2}&y=\frac{7}{2}\end{matrix}x=21y=27
x=23y=207\begin{matrix}x=\frac{2}{3}&y=\frac{20}{7}\end{matrix}x=32y=720
Type a concept, like “slope” or “photosynthesis”.
