Answer:
Not helpful
Step-by-step explanation:
Answer:
Quinn did not make a mistake. This is because everything she did is correct and also if we calculate the expression without doing anything she did, we see that she has the right answer.
Answer:
.20$
Step-by-step explanation:
4 1/2=4.5
4.5 divided by 22.50=.20
19=1-5h-4h
19-1=-5h-4h
18=-9h
18/-9=h
h=-0.5
