Answer:
Step-by-step explanation:
3/2 is the slope in y=mx+b format
b= y-intercept witch would be -4 sense it is subtracting not adding
m=slope witch is 3/2
x=x-axis
90
7 x (3x3) + (3x7) +6
(7 x 9) + 21+6
63 + 21 + 6