a) y = -3x +2
b) y = 1/2x -6
these 2 can be combined into one equation.
-3x +2 = .5x -6
8 = 3.5x
x = 8 / 3.5 = 2.2857142857
y = -3 * (8 / 3.5) +2
y = (-24 / 3.5) + 2
y = -4.8571428571
step-by-step explanation: