Answer:
19v
Step-by-step explanation:
3v, 7v, and 9v all have the same variable, therefor, you can add all of them up as you would regular numbers, you just have to add "v" at the end.
last graph
y=4/3x+2
y=mx+b
b is y intercept, and in this case, 2
m is the slope, and in this case, 4/3
Hope this answers your question.
2 over 7
