5n+7=9n-5

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


Simplifying
5n + 7 = 9n + -5

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

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

Solving
7 + 5n = -5 + 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.
7 + 5n + -9n = -5 + 9n + -9n

Combine like terms: 5n + -9n = -4n
7 + -4n = -5 + 9n + -9n

Combine like terms: 9n + -9n = 0
7 + -4n = -5 + 0
7 + -4n = -5

Add '-7' to each side of the equation.
7 + -7 + -4n = -5 + -7

Combine like terms: 7 + -7 = 0
0 + -4n = -5 + -7
-4n = -5 + -7

Combine like terms: -5 + -7 = -12
-4n = -12

Divide each side by '-4'.
n = 3

Simplifying
n = 3

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