.25n=2n-21

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Solution for .25n=2n-21 equation: 


Simplifying
0.25n = 2n + -21

Reorder the terms:
0.25n = -21 + 2n

Solving
0.25n = -21 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
0.25n + -2n = -21 + 2n + -2n

Combine like terms: 0.25n + -2n = -1.75n
-1.75n = -21 + 2n + -2n

Combine like terms: 2n + -2n = 0
-1.75n = -21 + 0
-1.75n = -21

Divide each side by '-1.75'.
n = 12

Simplifying
n = 12

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