-2[5n+4]=19+7n

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Solution for -2[5n+4]=19+7n equation:


Simplifying
-2[5n + 4] = 19 + 7n

Reorder the terms:
-2[4 + 5n] = 19 + 7n
[4 * -2 + 5n * -2] = 19 + 7n
[-8 + -10n] = 19 + 7n

Solving
-8 + -10n = 19 + 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.
-8 + -10n + -7n = 19 + 7n + -7n

Combine like terms: -10n + -7n = -17n
-8 + -17n = 19 + 7n + -7n

Combine like terms: 7n + -7n = 0
-8 + -17n = 19 + 0
-8 + -17n = 19

Add '8' to each side of the equation.
-8 + 8 + -17n = 19 + 8

Combine like terms: -8 + 8 = 0
0 + -17n = 19 + 8
-17n = 19 + 8

Combine like terms: 19 + 8 = 27
-17n = 27

Divide each side by '-17'.
n = -1.588235294

Simplifying
n = -1.588235294

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