80=X+0.25(20)

Solution for 80=X+0.25(20) equation:

Simplifying
80 = X + 0.25(20)

Multiply 0.25 * 20
80 = X + 5

Reorder the terms:
80 = 5 + X

Solving
80 = 5 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
80 + -1X = 5 + X + -1X

Combine like terms: X + -1X = 0
80 + -1X = 5 + 0
80 + -1X = 5

Add '-80' to each side of the equation.
80 + -80 + -1X = 5 + -80

Combine like terms: 80 + -80 = 0
0 + -1X = 5 + -80
-1X = 5 + -80

Combine like terms: 5 + -80 = -75
-1X = -75

Divide each side by '-1'.
X = 75

Simplifying
X = 75