8(n+20)+n=25

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Solution for 8(n+20)+n=25 equation:


Simplifying
8(n + 20) + n = 25

Reorder the terms:
8(20 + n) + n = 25
(20 * 8 + n * 8) + n = 25
(160 + 8n) + n = 25

Combine like terms: 8n + n = 9n
160 + 9n = 25

Solving
160 + 9n = 25

Solving for variable 'n'.

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

Add '-160' to each side of the equation.
160 + -160 + 9n = 25 + -160

Combine like terms: 160 + -160 = 0
0 + 9n = 25 + -160
9n = 25 + -160

Combine like terms: 25 + -160 = -135
9n = -135

Divide each side by '9'.
n = -15

Simplifying
n = -15

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