18=-2n-5n

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Solution for 18=-2n-5n equation:


Simplifying
18 = -2n + -5n

Combine like terms: -2n + -5n = -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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