Answer:
26
Step-by-step explanation
Divide 312 by 12. First step is to divide 310 by 12, 12 goes into 310, 20 times. The remainder is 70. Next divide 72 by 12. 12 goes into 72, 6 times. The answer is 20 plus 6, 26
The average of these numbers is nine tenths,

, or .9, however you would like to put it.
Answer:
False.
Step-by-step explanation:
5 is the x (horizontal) coordinate and -3 is the y (vertical coordinate)
You would start at the origin and move 5 right and down 3.
Answer:
The slope is undefined and there is no y- intercept
Step-by-step explanation:
The line is equivelent to x=5
This is a vertical line so the slope is undefined and there is no y- intercept