0.3(n-36)=0.9n

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Solution for 0.3(n-36)=0.9n equation: 


Simplifying
0.3(n + -36) = 0.9n

Reorder the terms:
0.3(-36 + n) = 0.9n
(-36 * 0.3 + n * 0.3) = 0.9n
(-10.8 + 0.3n) = 0.9n

Solving
-10.8 + 0.3n = 0.9n

Solving for variable 'n'.

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

Add '-0.9n' to each side of the equation.
-10.8 + 0.3n + -0.9n = 0.9n + -0.9n

Combine like terms: 0.3n + -0.9n = -0.6n
-10.8 + -0.6n = 0.9n + -0.9n

Combine like terms: 0.9n + -0.9n = 0.0
-10.8 + -0.6n = 0.0

Add '10.8' to each side of the equation.
-10.8 + 10.8 + -0.6n = 0.0 + 10.8

Combine like terms: -10.8 + 10.8 = 0.0
0.0 + -0.6n = 0.0 + 10.8
-0.6n = 0.0 + 10.8

Combine like terms: 0.0 + 10.8 = 10.8
-0.6n = 10.8

Divide each side by '-0.6'.
n = -18

Simplifying
n = -18

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