7(2n+10)-9n=

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Solution for 7(2n+10)-9n= equation:


Simplifying
7(2n + 10) + -9n = 0

Reorder the terms:
7(10 + 2n) + -9n = 0
(10 * 7 + 2n * 7) + -9n = 0
(70 + 14n) + -9n = 0

Combine like terms: 14n + -9n = 5n
70 + 5n = 0

Solving
70 + 5n = 0

Solving for variable 'n'.

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

Add '-70' to each side of the equation.
70 + -70 + 5n = 0 + -70

Combine like terms: 70 + -70 = 0
0 + 5n = 0 + -70
5n = 0 + -70

Combine like terms: 0 + -70 = -70
5n = -70

Divide each side by '5'.
n = -14

Simplifying
n = -14

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