She spent 21 minutes completing the math problems. But then you add the 9 minutes she spent checking. Your answer is 30 minutes in total
Denominator:
so excluded values are x = -1 and x = 1.
Answer D.
Answer:
the answer to your question is 5
Step-by-step explanation:
Answer:
I guess they subtracted a 110 from -110 instead of subtracting from 360