9=2n+2+5n

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Solution for 9=2n+2+5n equation:


Simplifying
9 = 2n + 2 + 5n

Reorder the terms:
9 = 2 + 2n + 5n

Combine like terms: 2n + 5n = 7n
9 = 2 + 7n

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

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

Add '-9' to each side of the equation.
9 + -9 + -7n = 2 + -9

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

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

Divide each side by '-7'.
n = 1

Simplifying
n = 1

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