7+2n-4=9n+15-5n

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Solution for 7+2n-4=9n+15-5n equation:


Simplifying
7 + 2n + -4 = 9n + 15 + -5n

Reorder the terms:
7 + -4 + 2n = 9n + 15 + -5n

Combine like terms: 7 + -4 = 3
3 + 2n = 9n + 15 + -5n

Reorder the terms:
3 + 2n = 15 + 9n + -5n

Combine like terms: 9n + -5n = 4n
3 + 2n = 15 + 4n

Solving
3 + 2n = 15 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
3 + 2n + -4n = 15 + 4n + -4n

Combine like terms: 2n + -4n = -2n
3 + -2n = 15 + 4n + -4n

Combine like terms: 4n + -4n = 0
3 + -2n = 15 + 0
3 + -2n = 15

Add '-3' to each side of the equation.
3 + -3 + -2n = 15 + -3

Combine like terms: 3 + -3 = 0
0 + -2n = 15 + -3
-2n = 15 + -3

Combine like terms: 15 + -3 = 12
-2n = 12

Divide each side by '-2'.
n = -6

Simplifying
n = -6

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