9(n-3)=7n-3

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Solution for 9(n-3)=7n-3 equation:


Simplifying
9(n + -3) = 7n + -3

Reorder the terms:
9(-3 + n) = 7n + -3
(-3 * 9 + n * 9) = 7n + -3
(-27 + 9n) = 7n + -3

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

Solving
-27 + 9n = -3 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-27 + 9n + -7n = -3 + 7n + -7n

Combine like terms: 9n + -7n = 2n
-27 + 2n = -3 + 7n + -7n

Combine like terms: 7n + -7n = 0
-27 + 2n = -3 + 0
-27 + 2n = -3

Add '27' to each side of the equation.
-27 + 27 + 2n = -3 + 27

Combine like terms: -27 + 27 = 0
0 + 2n = -3 + 27
2n = -3 + 27

Combine like terms: -3 + 27 = 24
2n = 24

Divide each side by '2'.
n = 12

Simplifying
n = 12

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