Answer:
Step-by-step explanation:
11=4(8)+b
11=32+b
-21=b
y=4x-21
i think
Answer:

Step-by-step explanation:
Let the line is
where
is slope and
is
.
The line is parallel to
, slope of both the lines will be same.
Find the slope of 

Slope of line

So the line will be 
It passes through
.

Hence the line is 

Answer:
y = -9
Step-by-step explanation:
divide by 5 first
y + 2 = -7
-2
y = -9
Answer:
1) 6041921252.76
2) 3783786034.9
Step-by-step explanation:
You move the decimal point 9 spaces to the right
Answer:
8 7
Step-by-step explanation:
15/10-8/10=7/10