7n-2(1-n)=34+n

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Solution for 7n-2(1-n)=34+n equation:


Simplifying
7n + -2(1 + -1n) = 34 + n
7n + (1 * -2 + -1n * -2) = 34 + n
7n + (-2 + 2n) = 34 + n

Reorder the terms:
-2 + 7n + 2n = 34 + n

Combine like terms: 7n + 2n = 9n
-2 + 9n = 34 + n

Solving
-2 + 9n = 34 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-2 + 9n + -1n = 34 + n + -1n

Combine like terms: 9n + -1n = 8n
-2 + 8n = 34 + n + -1n

Combine like terms: n + -1n = 0
-2 + 8n = 34 + 0
-2 + 8n = 34

Add '2' to each side of the equation.
-2 + 2 + 8n = 34 + 2

Combine like terms: -2 + 2 = 0
0 + 8n = 34 + 2
8n = 34 + 2

Combine like terms: 34 + 2 = 36
8n = 36

Divide each side by '8'.
n = 4.5

Simplifying
n = 4.5

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