For every side you just add 90 to your equation. so #4 would be 360-125-125-55=(55)
F(2)=-29-f(1) = -29-(-16)=-13
The number = y
2y + 1/3 = 2/3 - 3y
(add 3y to both sides)
5y + 1/3 = 2/3
(subtract 1/3 from both sides to isolate y)
5y = 1/3
(divide by 5)
y = 1/15
