Answer:
x = 22.5
Step-by-step explanation:
-99
y + 5 = -1/2(x - 4)
y + 5 = -1/2x + 2
y = -1/2x - 3
-4x^2-28x
Distribute
-4x(x) and -4x(-7)
-4x^2 and -28x