149=-7n+9

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Solution for 149=-7n+9 equation:


Simplifying
149 = -7n + 9

Reorder the terms:
149 = 9 + -7n

Solving
149 = 9 + -7n

Solving for variable 'n'.

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

Add '7n' to each side of the equation.
149 + 7n = 9 + -7n + 7n

Combine like terms: -7n + 7n = 0
149 + 7n = 9 + 0
149 + 7n = 9

Add '-149' to each side of the equation.
149 + -149 + 7n = 9 + -149

Combine like terms: 149 + -149 = 0
0 + 7n = 9 + -149
7n = 9 + -149

Combine like terms: 9 + -149 = -140
7n = -140

Divide each side by '7'.
n = -20

Simplifying
n = -20

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