Our line equation is

where the slope m=1/2 and the y-intercept b is b=7.
Parallel lines has the same slope. Hence, their slope is always

in this case.
Answer:
84
Step-by-step explanation:
15+15+27+27
H would equal to 4 (8+4=12)
Answer:
1
Step-by-step explanation:
The difference between a number and its successor is 1
Answer:
3.166
Step-by-step explanation:
It is not fully done but I put it to the thousandths if you want full answer, it is 3.16666667