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

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


Simplifying
2 = -1(-4 + 5n) + 2(4n + -7)
2 = (-4 * -1 + 5n * -1) + 2(4n + -7)
2 = (4 + -5n) + 2(4n + -7)

Reorder the terms:
2 = 4 + -5n + 2(-7 + 4n)
2 = 4 + -5n + (-7 * 2 + 4n * 2)
2 = 4 + -5n + (-14 + 8n)

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

Combine like terms: 4 + -14 = -10
2 = -10 + -5n + 8n

Combine like terms: -5n + 8n = 3n
2 = -10 + 3n

Solving
2 = -10 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
2 + -3n = -10 + 3n + -3n

Combine like terms: 3n + -3n = 0
2 + -3n = -10 + 0
2 + -3n = -10

Add '-2' to each side of the equation.
2 + -2 + -3n = -10 + -2

Combine like terms: 2 + -2 = 0
0 + -3n = -10 + -2
-3n = -10 + -2

Combine like terms: -10 + -2 = -12
-3n = -12

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

Simplifying
n = 4

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