7n-2=-8+9n

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Solution for 7n-2=-8+9n equation:


Simplifying
7n + -2 = -8 + 9n

Reorder the terms:
-2 + 7n = -8 + 9n

Solving
-2 + 7n = -8 + 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.
-2 + 7n + -9n = -8 + 9n + -9n

Combine like terms: 7n + -9n = -2n
-2 + -2n = -8 + 9n + -9n

Combine like terms: 9n + -9n = 0
-2 + -2n = -8 + 0
-2 + -2n = -8

Add '2' to each side of the equation.
-2 + 2 + -2n = -8 + 2

Combine like terms: -2 + 2 = 0
0 + -2n = -8 + 2
-2n = -8 + 2

Combine like terms: -8 + 2 = -6
-2n = -6

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

Simplifying
n = 3

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