2(3n-4)-5(n+4)=-8

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Solution for 2(3n-4)-5(n+4)=-8 equation:


Simplifying
2(3n + -4) + -5(n + 4) = -8

Reorder the terms:
2(-4 + 3n) + -5(n + 4) = -8
(-4 * 2 + 3n * 2) + -5(n + 4) = -8
(-8 + 6n) + -5(n + 4) = -8

Reorder the terms:
-8 + 6n + -5(4 + n) = -8
-8 + 6n + (4 * -5 + n * -5) = -8
-8 + 6n + (-20 + -5n) = -8

Reorder the terms:
-8 + -20 + 6n + -5n = -8

Combine like terms: -8 + -20 = -28
-28 + 6n + -5n = -8

Combine like terms: 6n + -5n = 1n
-28 + 1n = -8

Solving
-28 + 1n = -8

Solving for variable 'n'.

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

Add '28' to each side of the equation.
-28 + 28 + 1n = -8 + 28

Combine like terms: -28 + 28 = 0
0 + 1n = -8 + 28
1n = -8 + 28

Combine like terms: -8 + 28 = 20
1n = 20

Divide each side by '1'.
n = 20

Simplifying
n = 20

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