2[7-4(1-n)]+7n=-16+4[6(n+1)-3n]

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Solution for 2[7-4(1-n)]+7n=-16+4[6(n+1)-3n] equation:


Simplifying
2[7 + -4(1 + -1n)] + 7n = -16 + 4[6(n + 1) + -3n]
2[7 + (1 * -4 + -1n * -4)] + 7n = -16 + 4[6(n + 1) + -3n]
2[7 + (-4 + 4n)] + 7n = -16 + 4[6(n + 1) + -3n]

Combine like terms: 7 + -4 = 3
2[3 + 4n] + 7n = -16 + 4[6(n + 1) + -3n]
[3 * 2 + 4n * 2] + 7n = -16 + 4[6(n + 1) + -3n]
[6 + 8n] + 7n = -16 + 4[6(n + 1) + -3n]

Combine like terms: 8n + 7n = 15n
6 + 15n = -16 + 4[6(n + 1) + -3n]

Reorder the terms:
6 + 15n = -16 + 4[6(1 + n) + -3n]
6 + 15n = -16 + 4[(1 * 6 + n * 6) + -3n]
6 + 15n = -16 + 4[(6 + 6n) + -3n]

Combine like terms: 6n + -3n = 3n
6 + 15n = -16 + 4[6 + 3n]
6 + 15n = -16 + [6 * 4 + 3n * 4]
6 + 15n = -16 + [24 + 12n]

Combine like terms: -16 + 24 = 8
6 + 15n = 8 + 12n

Solving
6 + 15n = 8 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
6 + 15n + -12n = 8 + 12n + -12n

Combine like terms: 15n + -12n = 3n
6 + 3n = 8 + 12n + -12n

Combine like terms: 12n + -12n = 0
6 + 3n = 8 + 0
6 + 3n = 8

Add '-6' to each side of the equation.
6 + -6 + 3n = 8 + -6

Combine like terms: 6 + -6 = 0
0 + 3n = 8 + -6
3n = 8 + -6

Combine like terms: 8 + -6 = 2
3n = 2

Divide each side by '3'.
n = 0.6666666667

Simplifying
n = 0.6666666667

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