Answer:
-6x^2+x+8
Step-by-step explanation:
Add -1 and 9 because they are the only like terms
2,600 is the answer to your question
Answer:
Step-by-step explanation:
Given
It takes 20 min and 30 min for a person and his friend to paint a wall individually i.e.
In 1 min they cover part and part of wall respectively.
If the work together, 1 minute work is
Time required will be reciprocal of it
Answer:
the answer to what?
Step-by-step explanation: