3(n+9)-10n=-13

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Solution for 3(n+9)-10n=-13 equation:


Simplifying
3(n + 9) + -10n = -13

Reorder the terms:
3(9 + n) + -10n = -13
(9 * 3 + n * 3) + -10n = -13
(27 + 3n) + -10n = -13

Combine like terms: 3n + -10n = -7n
27 + -7n = -13

Solving
27 + -7n = -13

Solving for variable 'n'.

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

Add '-27' to each side of the equation.
27 + -27 + -7n = -13 + -27

Combine like terms: 27 + -27 = 0
0 + -7n = -13 + -27
-7n = -13 + -27

Combine like terms: -13 + -27 = -40
-7n = -40

Divide each side by '-7'.
n = 5.714285714

Simplifying
n = 5.714285714

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