7n+5=9n-3

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Solution for 7n+5=9n-3 equation:


Simplifying
7n + 5 = 9n + -3

Reorder the terms:
5 + 7n = 9n + -3

Reorder the terms:
5 + 7n = -3 + 9n

Solving
5 + 7n = -3 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
5 + 7n + -9n = -3 + 9n + -9n

Combine like terms: 7n + -9n = -2n
5 + -2n = -3 + 9n + -9n

Combine like terms: 9n + -9n = 0
5 + -2n = -3 + 0
5 + -2n = -3

Add '-5' to each side of the equation.
5 + -5 + -2n = -3 + -5

Combine like terms: 5 + -5 = 0
0 + -2n = -3 + -5
-2n = -3 + -5

Combine like terms: -3 + -5 = -8
-2n = -8

Divide each side by '-2'.
n = 4

Simplifying
n = 4

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