7=2n-9

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Solution for 7=2n-9 equation:


Simplifying
7 = 2n + -9

Reorder the terms:
7 = -9 + 2n

Solving
7 = -9 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
7 + -2n = -9 + 2n + -2n

Combine like terms: 2n + -2n = 0
7 + -2n = -9 + 0
7 + -2n = -9

Add '-7' to each side of the equation.
7 + -7 + -2n = -9 + -7

Combine like terms: 7 + -7 = 0
0 + -2n = -9 + -7
-2n = -9 + -7

Combine like terms: -9 + -7 = -16
-2n = -16

Divide each side by '-2'.
n = 8

Simplifying
n = 8

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