Answer:
y = 5x -7
Step-by-step explanation:
first find the slope using the formula y2-y1/x2-x1
-12 -3 -15
--------- = ---- = 5
-1 -2 -3
slope: 5
Now to find the intercept plug in the slope and the numbers into the equation then solve
y-y1=m(x-x1)
y - 3 = 5 (x -2)
y -3 = 5x -10
+3 +3
y = 5x -7
