Step-by-step explanation:

Answer:-1
Step-by-step explanation:
Look at pic for work, all answers and work is listed
D on both ...................
Step-by-step explanation: Using the equation, y = mx + b, the slope-intercept form, plug in the values you have and solve for b. (m is the slope.) You have y = -8 and x = 4 and m = 1/2.