Decide Whether the Pair of Lines Is Parallel, Perpendicular, or Neither

question 153

Multiple Choice

Decide whether the pair of lines is parallel, perpendicular, or neither.
- $$\begin{array} { l } 3 \mathrm { x } - 6 \mathrm { y } = 7 \\18 \mathrm { x } + 9 \mathrm { y } = - 7\end{array}$$

• A) parallel
• B) perpendicular
• C) neither

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