Решите систему уравнений:

\(\displaystyle\begin{aligned}\begin{cases}\dfrac{3x}{4}=2+\dfrac{y}{5}{\small,}\\ \\\dfrac{3x}{4}+y=-10{\small.}\end{cases}\end{aligned}\)

\(\displaystyle x=\) [ ] \(\displaystyle ;\)\(\displaystyle y=\) [ ]\(\displaystyle .\)