30=9n-6n

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Solution for 30=9n-6n equation:


Simplifying
30 = 9n + -6n

Combine like terms: 9n + -6n = 3n
30 = 3n

Solving
30 = 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
30 + -3n = 3n + -3n

Combine like terms: 3n + -3n = 0
30 + -3n = 0

Add '-30' to each side of the equation.
30 + -30 + -3n = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -3n = 0 + -30
-3n = 0 + -30

Combine like terms: 0 + -30 = -30
-3n = -30

Divide each side by '-3'.
n = 10

Simplifying
n = 10

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