12=x+(x-4)(.25)

Solution for 12=x+(x-4)(.25) equation:

Simplifying
12 = x + (x + -4)(0.25)

Reorder the terms:
12 = x + (-4 + x)(0.25)

Reorder the terms for easier multiplication:
12 = x + 0.25(-4 + x)
12 = x + (-4 * 0.25 + x * 0.25)
12 = x + (-1 + 0.25x)

Reorder the terms:
12 = -1 + x + 0.25x

Combine like terms: x + 0.25x = 1.25x
12 = -1 + 1.25x

Solving
12 = -1 + 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.
12 + -1.25x = -1 + 1.25x + -1.25x

Combine like terms: 1.25x + -1.25x = 0.00
12 + -1.25x = -1 + 0.00
12 + -1.25x = -1

Add '-12' to each side of the equation.
12 + -12 + -1.25x = -1 + -12

Combine like terms: 12 + -12 = 0
0 + -1.25x = -1 + -12
-1.25x = -1 + -12

Combine like terms: -1 + -12 = -13
-1.25x = -13

Divide each side by '-1.25'.
x = 10.4

Simplifying
x = 10.4