128=p*80

Solution for 128=p*80 equation:

Simplifying
128 = p * 80

Reorder the terms for easier multiplication:
128 = 80p

Solving
128 = 80p

Solving for variable 'p'.

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

Add '-80p' to each side of the equation.
128 + -80p = 80p + -80p

Combine like terms: 80p + -80p = 0
128 + -80p = 0

Add '-128' to each side of the equation.
128 + -128 + -80p = 0 + -128

Combine like terms: 128 + -128 = 0
0 + -80p = 0 + -128
-80p = 0 + -128

Combine like terms: 0 + -128 = -128
-80p = -128

Divide each side by '-80'.
p = 1.6

Simplifying
p = 1.6