12n-7=9n-2

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Solution for 12n-7=9n-2 equation:


Simplifying
12n + -7 = 9n + -2

Reorder the terms:
-7 + 12n = 9n + -2

Reorder the terms:
-7 + 12n = -2 + 9n

Solving
-7 + 12n = -2 + 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 + 12n + -9n = -2 + 9n + -9n

Combine like terms: 12n + -9n = 3n
-7 + 3n = -2 + 9n + -9n

Combine like terms: 9n + -9n = 0
-7 + 3n = -2 + 0
-7 + 3n = -2

Add '7' to each side of the equation.
-7 + 7 + 3n = -2 + 7

Combine like terms: -7 + 7 = 0
0 + 3n = -2 + 7
3n = -2 + 7

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

Divide each side by '3'.
n = 1.666666667

Simplifying
n = 1.666666667

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