7+3n-4=9n+15-27

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Solution for 7+3n-4=9n+15-27 equation:


Simplifying
7 + 3n + -4 = 9n + 15 + -27

Reorder the terms:
7 + -4 + 3n = 9n + 15 + -27

Combine like terms: 7 + -4 = 3
3 + 3n = 9n + 15 + -27

Reorder the terms:
3 + 3n = 15 + -27 + 9n

Combine like terms: 15 + -27 = -12
3 + 3n = -12 + 9n

Solving
3 + 3n = -12 + 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.
3 + 3n + -9n = -12 + 9n + -9n

Combine like terms: 3n + -9n = -6n
3 + -6n = -12 + 9n + -9n

Combine like terms: 9n + -9n = 0
3 + -6n = -12 + 0
3 + -6n = -12

Add '-3' to each side of the equation.
3 + -3 + -6n = -12 + -3

Combine like terms: 3 + -3 = 0
0 + -6n = -12 + -3
-6n = -12 + -3

Combine like terms: -12 + -3 = -15
-6n = -15

Divide each side by '-6'.
n = 2.5

Simplifying
n = 2.5

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