toltecavsmaya toltecavsmaya

16-04-2015
Mathematics

Answered

if y=(-4/5)x-2, what is the value of x when y= -9

A-35/4

B.-55/4

C35/4

D55/4

Verified Answer :

16-04-2015

\(y= -\frac{4}{5}x-2 \\ y=9 \\ 9= -\frac{4}{5}x-2 \\ \frac{4}{5}x=-11 \\ x=(-11)*\frac{5}{4}=-\frac{55}{4}\)

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