Answer:
x = 15 and y = 30
Step-by-step explanation:
We see that 4x + 15 + 5x + 30 = 180.
We can solve for x:
9x + 45 = 180
9x = 135
x = 15.
We also see that 5x + 30 is equal to 3y + 15, so we can solve for y:
5x + 30 = 3y + 15
5 (15) + 30 = 3y + 15
3y = 75 + 30 - 15
3y = 90
y = 30.
