.25(40-x)=x

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Solution for .25(40-x)=x equation:


Simplifying
0.25(40 + -1x) = x
(40 * 0.25 + -1x * 0.25) = x
(10 + -0.25x) = x

Solving
10 + -0.25x = 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.
10 + -0.25x + -1x = x + -1x

Combine like terms: -0.25x + -1x = -1.25x
10 + -1.25x = x + -1x

Combine like terms: x + -1x = 0
10 + -1.25x = 0

Add '-10' to each side of the equation.
10 + -10 + -1.25x = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -1.25x = 0 + -10
-1.25x = 0 + -10

Combine like terms: 0 + -10 = -10
-1.25x = -10

Divide each side by '-1.25'.
x = 8

Simplifying
x = 8

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