Answer:
21
Step-by-step explanation:
Let x = the number
12x-12 = 240
12x = 252
x = 21
39
Divide 78 by 2 to get 39 and add in to the number
Answer:
The answer is in the attached picture below.
Answer:
y = -3/4 + 4
Step-by-step explanation:
use rise over run to find slope