-30=-3n-12n

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Solution for -30=-3n-12n equation:


Simplifying
-30 = -3n + -12n

Combine like terms: -3n + -12n = -15n
-30 = -15n

Solving
-30 = -15n

Solving for variable 'n'.

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

Add '15n' to each side of the equation.
-30 + 15n = -15n + 15n

Combine like terms: -15n + 15n = 0
-30 + 15n = 0

Add '30' to each side of the equation.
-30 + 30 + 15n = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 15n = 0 + 30
15n = 0 + 30

Combine like terms: 0 + 30 = 30
15n = 30

Divide each side by '15'.
n = 2

Simplifying
n = 2

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