7(11-3n)-4(1-8n)=6n+2-9

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Solution for 7(11-3n)-4(1-8n)=6n+2-9 equation:


Simplifying
7(11 + -3n) + -4(1 + -8n) = 6n + 2 + -9
(11 * 7 + -3n * 7) + -4(1 + -8n) = 6n + 2 + -9
(77 + -21n) + -4(1 + -8n) = 6n + 2 + -9
77 + -21n + (1 * -4 + -8n * -4) = 6n + 2 + -9
77 + -21n + (-4 + 32n) = 6n + 2 + -9

Reorder the terms:
77 + -4 + -21n + 32n = 6n + 2 + -9

Combine like terms: 77 + -4 = 73
73 + -21n + 32n = 6n + 2 + -9

Combine like terms: -21n + 32n = 11n
73 + 11n = 6n + 2 + -9

Reorder the terms:
73 + 11n = 2 + -9 + 6n

Combine like terms: 2 + -9 = -7
73 + 11n = -7 + 6n

Solving
73 + 11n = -7 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
73 + 11n + -6n = -7 + 6n + -6n

Combine like terms: 11n + -6n = 5n
73 + 5n = -7 + 6n + -6n

Combine like terms: 6n + -6n = 0
73 + 5n = -7 + 0
73 + 5n = -7

Add '-73' to each side of the equation.
73 + -73 + 5n = -7 + -73

Combine like terms: 73 + -73 = 0
0 + 5n = -7 + -73
5n = -7 + -73

Combine like terms: -7 + -73 = -80
5n = -80

Divide each side by '5'.
n = -16

Simplifying
n = -16

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