To solve for P in the formula M=2P+3Q, we can start by isolating the term that includes P. First, we'll subtract 3Q from both sides of the equation to get:
M - 3Q = 2P
Then, we'll divide both sides by 2 to get:
(P = (M - 3Q) / 2)
Therefore, the formula for P is P = (M - 3Q) / 2.