Can u give me any questions from maths to solve

Here's a math question for you:

In $\triangle PQR$, the measures of the angles are given as:
$\angle P = (3x - 5)^\circ$
$\angle Q = (2x + 10)^\circ$
$\angle R = (x + 15)^\circ$

Find the value of $x$ and the measure of each angle.