.1(300)=n

Solution for .1(300)=n equation:

Simplifying
0.1(300) = n

Multiply 0.1 * 300
30 = n

Solving
30 = n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
30 + -1n = n + -1n

Combine like terms: n + -1n = 0
30 + -1n = 0

Add '-30' to each side of the equation.
30 + -30 + -1n = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -1n = 0 + -30
-1n = 0 + -30

Combine like terms: 0 + -30 = -30
-1n = -30

Divide each side by '-1'.
n = 30

Simplifying
n = 30