MathNet 2008-part-03 — 165 problems (EN–VI) Question 27

For which values of $x$ and $y$ will the difference of $\frac{2x+15}{8}$ and $1\frac{1}{3} \cdot (y-1)$ be 3 times smaller than $2 \cdot (5-2y)$, and $\frac{x+5}{2}$ be $0.125$ bigger than $3y$?