Answer:
y = 3x+7
Step-by-step explanation:
Slope intercept form is
y = mx+b where m is the slope and b is the y intercept
a. 3(16-21) - 4(8-18) +5(7-12) = -15 + 40 - 25 = 0
b. 3(21-24) - 5(7-12) + 8(4-6) = -9 + 25 - 16 = 0
c
the answer is D : 1/2 :))))))
