90=-10-5n

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Solution for 90=-10-5n equation:


Simplifying
90 = -10 + -5n

Solving
90 = -10 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
90 + 5n = -10 + -5n + 5n

Combine like terms: -5n + 5n = 0
90 + 5n = -10 + 0
90 + 5n = -10

Add '-90' to each side of the equation.
90 + -90 + 5n = -10 + -90

Combine like terms: 90 + -90 = 0
0 + 5n = -10 + -90
5n = -10 + -90

Combine like terms: -10 + -90 = -100
5n = -100

Divide each side by '5'.
n = -20

Simplifying
n = -20

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