15*0.3=n

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Solution for 15*0.3=n equation:


Simplifying
15 * 0.3 = n

Multiply 15 * 0.3
4.5 = n

Solving
4.5 = 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.
4.5 + -1n = n + -1n

Combine like terms: n + -1n = 0
4.5 + -1n = 0

Add '-4.5' to each side of the equation.
4.5 + -4.5 + -1n = 0 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + -1n = 0 + -4.5
-1n = 0 + -4.5

Combine like terms: 0 + -4.5 = -4.5
-1n = -4.5

Divide each side by '-1'.
n = 4.5

Simplifying
n = 4.5

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