2(7+2n)+2(3-4n)=1-2n-5n+7

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Solution for 2(7+2n)+2(3-4n)=1-2n-5n+7 equation:


Simplifying
2(7 + 2n) + 2(3 + -4n) = 1 + -2n + -5n + 7
(7 * 2 + 2n * 2) + 2(3 + -4n) = 1 + -2n + -5n + 7
(14 + 4n) + 2(3 + -4n) = 1 + -2n + -5n + 7
14 + 4n + (3 * 2 + -4n * 2) = 1 + -2n + -5n + 7
14 + 4n + (6 + -8n) = 1 + -2n + -5n + 7

Reorder the terms:
14 + 6 + 4n + -8n = 1 + -2n + -5n + 7

Combine like terms: 14 + 6 = 20
20 + 4n + -8n = 1 + -2n + -5n + 7

Combine like terms: 4n + -8n = -4n
20 + -4n = 1 + -2n + -5n + 7

Reorder the terms:
20 + -4n = 1 + 7 + -2n + -5n

Combine like terms: 1 + 7 = 8
20 + -4n = 8 + -2n + -5n

Combine like terms: -2n + -5n = -7n
20 + -4n = 8 + -7n

Solving
20 + -4n = 8 + -7n

Solving for variable 'n'.

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

Add '7n' to each side of the equation.
20 + -4n + 7n = 8 + -7n + 7n

Combine like terms: -4n + 7n = 3n
20 + 3n = 8 + -7n + 7n

Combine like terms: -7n + 7n = 0
20 + 3n = 8 + 0
20 + 3n = 8

Add '-20' to each side of the equation.
20 + -20 + 3n = 8 + -20

Combine like terms: 20 + -20 = 0
0 + 3n = 8 + -20
3n = 8 + -20

Combine like terms: 8 + -20 = -12
3n = -12

Divide each side by '3'.
n = -4

Simplifying
n = -4

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