-18=-3n-4n

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Solution for -18=-3n-4n equation:


Simplifying
-18 = -3n + -4n

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

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

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

Add '18' to each side of the equation.
-18 + 18 + 7n = 0 + 18

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

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

Divide each side by '7'.
n = 2.571428571

Simplifying
n = 2.571428571

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