Answer:
3x+18
Step-by-step explanation:
6+3(x+4)=6+3x+12
=3x+18
Answer:
m = -3
Step-by-step explanation:
The formula for slope is 
So use the x's and y's from the given points to solve for m
(3, -4) (1, 2)



Answer:
45in³
Step-by-step explanation:
6 x 5 x 3 = 90/2 = 45in³