6n+9=4n+12

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Solution for 6n+9=4n+12 equation:


Simplifying
6n + 9 = 4n + 12

Reorder the terms:
9 + 6n = 4n + 12

Reorder the terms:
9 + 6n = 12 + 4n

Solving
9 + 6n = 12 + 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.
9 + 6n + -4n = 12 + 4n + -4n

Combine like terms: 6n + -4n = 2n
9 + 2n = 12 + 4n + -4n

Combine like terms: 4n + -4n = 0
9 + 2n = 12 + 0
9 + 2n = 12

Add '-9' to each side of the equation.
9 + -9 + 2n = 12 + -9

Combine like terms: 9 + -9 = 0
0 + 2n = 12 + -9
2n = 12 + -9

Combine like terms: 12 + -9 = 3
2n = 3

Divide each side by '2'.
n = 1.5

Simplifying
n = 1.5

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