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18 votes
18 votes
Suppose that y varies directly with x, and y=-4 when x=10. what is
y when x=2.

User Funk Soul Ninja
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12 votes
12 votes


\qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad \stackrel{\textit{constant of variation}}{y=\stackrel{\downarrow }{k}x~\hfill } \\\\ \textit{\underline{x} varies directly with }\underline{z^5}\qquad \qquad \stackrel{\textit{constant of variation}}{x=\stackrel{\downarrow }{k}z^5~\hfill } \\\\[-0.35em] ~\dotfill


\stackrel{\textit{

User Asim Omer
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