Solve the System by Substitution or Elimination $y=-\frac{15}{16} x$ $-5 x+4 y=7$

Multiple Choice

Solve the system by substitution or elimination. If a system is inconsistent or has dependent equations, say so.
- $y=-\frac{15}{16} x$
$-5 x+4 y=7$

A) $\left\{\left\{\left(\frac{4}{5}, \frac{3}{4}\right) \right\}\right.$

B) $\left\{\left\{-\frac{4}{5},-\frac{3}{4}\right) \right\}$

C) $\left\{\left\{-\frac{4}{5}, \frac{3}{4}\right) \right\}$

D) $\varnothing$ ; inconsistent system