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Determine whether the graphs of the given equations are parallel, perpendicular, or neither y=-2y=9

User Scott Crossen
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8 votes

the equation of a line in the slope intercept form is given by:


y=mx+b

for:


\begin{gathered} y=-2 \\ m=0 \end{gathered}

For:


\begin{gathered} y=9 \\ m=0 \end{gathered}

Two lines are parallel if :


\begin{gathered} since\colon \\ 0=0 \\ \\ m1=m2 \end{gathered}

The lines are parallel

User Michael Mason
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