11=18+3n+4n

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Solution for 11=18+3n+4n equation:


Simplifying
11 = 18 + 3n + 4n

Combine like terms: 3n + 4n = 7n
11 = 18 + 7n

Solving
11 = 18 + 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.
11 + -7n = 18 + 7n + -7n

Combine like terms: 7n + -7n = 0
11 + -7n = 18 + 0
11 + -7n = 18

Add '-11' to each side of the equation.
11 + -11 + -7n = 18 + -11

Combine like terms: 11 + -11 = 0
0 + -7n = 18 + -11
-7n = 18 + -11

Combine like terms: 18 + -11 = 7
-7n = 7

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

Simplifying
n = -1

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