5n-12(n+3)=-8(n+20)

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Solution for 5n-12(n+3)=-8(n+20) equation:


Simplifying
5n + -12(n + 3) = -8(n + 20)

Reorder the terms:
5n + -12(3 + n) = -8(n + 20)
5n + (3 * -12 + n * -12) = -8(n + 20)
5n + (-36 + -12n) = -8(n + 20)

Reorder the terms:
-36 + 5n + -12n = -8(n + 20)

Combine like terms: 5n + -12n = -7n
-36 + -7n = -8(n + 20)

Reorder the terms:
-36 + -7n = -8(20 + n)
-36 + -7n = (20 * -8 + n * -8)
-36 + -7n = (-160 + -8n)

Solving
-36 + -7n = -160 + -8n

Solving for variable 'n'.

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

Add '8n' to each side of the equation.
-36 + -7n + 8n = -160 + -8n + 8n

Combine like terms: -7n + 8n = 1n
-36 + 1n = -160 + -8n + 8n

Combine like terms: -8n + 8n = 0
-36 + 1n = -160 + 0
-36 + 1n = -160

Add '36' to each side of the equation.
-36 + 36 + 1n = -160 + 36

Combine like terms: -36 + 36 = 0
0 + 1n = -160 + 36
1n = -160 + 36

Combine like terms: -160 + 36 = -124
1n = -124

Divide each side by '1'.
n = -124

Simplifying
n = -124

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