6(-5+n)-9=21

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Solution for 6(-5+n)-9=21 equation:


Simplifying
6(-5 + n) + -9 = 21
(-5 * 6 + n * 6) + -9 = 21
(-30 + 6n) + -9 = 21

Reorder the terms:
-30 + -9 + 6n = 21

Combine like terms: -30 + -9 = -39
-39 + 6n = 21

Solving
-39 + 6n = 21

Solving for variable 'n'.

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

Add '39' to each side of the equation.
-39 + 39 + 6n = 21 + 39

Combine like terms: -39 + 39 = 0
0 + 6n = 21 + 39
6n = 21 + 39

Combine like terms: 21 + 39 = 60
6n = 60

Divide each side by '6'.
n = 10

Simplifying
n = 10

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