78=4P-6

Solution for 78=4P-6 equation:

Simplifying
78 = 4P + -6

Reorder the terms:
78 = -6 + 4P

Solving
78 = -6 + 4P

Solving for variable 'P'.

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

Add '-4P' to each side of the equation.
78 + -4P = -6 + 4P + -4P

Combine like terms: 4P + -4P = 0
78 + -4P = -6 + 0
78 + -4P = -6

Add '-78' to each side of the equation.
78 + -78 + -4P = -6 + -78

Combine like terms: 78 + -78 = 0
0 + -4P = -6 + -78
-4P = -6 + -78

Combine like terms: -6 + -78 = -84
-4P = -84

Divide each side by '-4'.
P = 21

Simplifying
P = 21