300=p(.15*8)

Solution for 300=p(.15*8) equation:

Simplifying
300 = p(0.15 * 8)

Multiply 0.15 * 8
300 = p(1.2)

Reorder the terms for easier multiplication:
300 = 1.2p

Solving
300 = 1.2p

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '-1.2p' to each side of the equation.
300 + -1.2p = 1.2p + -1.2p

Combine like terms: 1.2p + -1.2p = 0.0
300 + -1.2p = 0.0

Add '-300' to each side of the equation.
300 + -300 + -1.2p = 0.0 + -300

Combine like terms: 300 + -300 = 0
0 + -1.2p = 0.0 + -300
-1.2p = 0.0 + -300

Combine like terms: 0.0 + -300 = -300
-1.2p = -300

Divide each side by '-1.2'.
p = 250

Simplifying
p = 250