9(3n+9)-7-2n=

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Solution for 9(3n+9)-7-2n= equation:


Simplifying
9(3n + 9) + -7 + -2n = 0

Reorder the terms:
9(9 + 3n) + -7 + -2n = 0
(9 * 9 + 3n * 9) + -7 + -2n = 0
(81 + 27n) + -7 + -2n = 0

Reorder the terms:
81 + -7 + 27n + -2n = 0

Combine like terms: 81 + -7 = 74
74 + 27n + -2n = 0

Combine like terms: 27n + -2n = 25n
74 + 25n = 0

Solving
74 + 25n = 0

Solving for variable 'n'.

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

Add '-74' to each side of the equation.
74 + -74 + 25n = 0 + -74

Combine like terms: 74 + -74 = 0
0 + 25n = 0 + -74
25n = 0 + -74

Combine like terms: 0 + -74 = -74
25n = -74

Divide each side by '25'.
n = -2.96

Simplifying
n = -2.96

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