20=1.25x+6

Solution for 20=1.25x+6 equation:

Simplifying
20 = 1.25x + 6

Reorder the terms:
20 = 6 + 1.25x

Solving
20 = 6 + 1.25x

Solving for variable 'x'.

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

Add '-1.25x' to each side of the equation.
20 + -1.25x = 6 + 1.25x + -1.25x

Combine like terms: 1.25x + -1.25x = 0.00
20 + -1.25x = 6 + 0.00
20 + -1.25x = 6

Add '-20' to each side of the equation.
20 + -20 + -1.25x = 6 + -20

Combine like terms: 20 + -20 = 0
0 + -1.25x = 6 + -20
-1.25x = 6 + -20

Combine like terms: 6 + -20 = -14
-1.25x = -14

Divide each side by '-1.25'.
x = 11.2

Simplifying
x = 11.2