8+7n-4=9n+10-4n

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Solution for 8+7n-4=9n+10-4n equation:


Simplifying
8 + 7n + -4 = 9n + 10 + -4n

Reorder the terms:
8 + -4 + 7n = 9n + 10 + -4n

Combine like terms: 8 + -4 = 4
4 + 7n = 9n + 10 + -4n

Reorder the terms:
4 + 7n = 10 + 9n + -4n

Combine like terms: 9n + -4n = 5n
4 + 7n = 10 + 5n

Solving
4 + 7n = 10 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
4 + 7n + -5n = 10 + 5n + -5n

Combine like terms: 7n + -5n = 2n
4 + 2n = 10 + 5n + -5n

Combine like terms: 5n + -5n = 0
4 + 2n = 10 + 0
4 + 2n = 10

Add '-4' to each side of the equation.
4 + -4 + 2n = 10 + -4

Combine like terms: 4 + -4 = 0
0 + 2n = 10 + -4
2n = 10 + -4

Combine like terms: 10 + -4 = 6
2n = 6

Divide each side by '2'.
n = 3

Simplifying
n = 3

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