Question

How do you solve for x and y?

Answer 1

Check the picture below.

`3x + 135 = 180\implies 3x=45\implies x=\cfrac{45}{3}\implies \boxed{x=15} \\\\\\ 5y-5 = 3x\implies 5y-5 = 45\implies 5y=50\implies y=\cfrac{50}{5}\implies \boxed{y=10}`