Answer:
She had 38!
Step-by-step explanation:
28-9 is 19 then just multiply that by two which is 38
It is the right answer........
Answer: The slope of the line is 
Step-by-step explanation:
The slope of a line can be calculated with the following formula:

Then, given the points
and
, you can identify that:

Knowing these values you can substitute them into the formula for calculate the slope:

Finally, evaluating, you get that the slope of that line is:

Answer:
3x
Step-by-step explanation:
2x+x = 3x
77 percent of 149 is 114.73