9n+3=7n-3

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Solution for 9n+3=7n-3 equation:


Simplifying
9n + 3 = 7n + -3

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

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

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

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

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

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

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

Combine like terms: -3 + -3 = -6
2n = -6

Divide each side by '2'.
n = -3

Simplifying
n = -3

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