20.5-0.25x=18

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Solution for 20.5-0.25x=18 equation: 


Simplifying
20.5 + -0.25x = 18

Solving
20.5 + -0.25x = 18

Solving for variable 'x'.

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

Add '-20.5' to each side of the equation.
20.5 + -20.5 + -0.25x = 18 + -20.5

Combine like terms: 20.5 + -20.5 = 0.0
0.0 + -0.25x = 18 + -20.5
-0.25x = 18 + -20.5

Combine like terms: 18 + -20.5 = -2.5
-0.25x = -2.5

Divide each side by '-0.25'.
x = 10

Simplifying
x = 10

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