-4-7n=-3(n-4)-2n

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


Simplifying
-4 + -7n = -3(n + -4) + -2n

Reorder the terms:
-4 + -7n = -3(-4 + n) + -2n
-4 + -7n = (-4 * -3 + n * -3) + -2n
-4 + -7n = (12 + -3n) + -2n

Combine like terms: -3n + -2n = -5n
-4 + -7n = 12 + -5n

Solving
-4 + -7n = 12 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
-4 + -7n + 5n = 12 + -5n + 5n

Combine like terms: -7n + 5n = -2n
-4 + -2n = 12 + -5n + 5n

Combine like terms: -5n + 5n = 0
-4 + -2n = 12 + 0
-4 + -2n = 12

Add '4' to each side of the equation.
-4 + 4 + -2n = 12 + 4

Combine like terms: -4 + 4 = 0
0 + -2n = 12 + 4
-2n = 12 + 4

Combine like terms: 12 + 4 = 16
-2n = 16

Divide each side by '-2'.
n = -8

Simplifying
n = -8

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