Ask a question

how is P=200-0.25Q the same as Q=800-4P?

please explain the steps

1 Answer by Expert Tutors

Tutors, sign in to answer this question.
Kevin S. |
5.0 5.0 (4 lesson ratings) (4)

Since we're looking for Q, and we have 0.25Q, we can multiply by 4 to get

4P = 800 - Q

Now add Q to both sides

4P + Q = 800

Subtract 4P from both sides and you have your result