Answer:
18
Step-by-step explanation:
3+9=12
12/2=6
6x3=18
I Think The answer is a I hope it helps My friend Message Me if I’m wrong and I’ll change My answer and fix it for you
Answer:
y2- y1 over
x2 -x2


Step-by-step explanation:
slope is m =

use the -3 for b and you get

slope intercept form
Slope = (10-1)/(1+2) = 9/3 = 3
y = mx + b
1 = 3(-2) +b
1 = -6 + b
b = 7
equation
y = 3x + 7
or
3x - y = -7
answer is <span>3x − y = −7 (first choice)</span>