-20-7n=-8+3(-3n-8)

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Solution for -20-7n=-8+3(-3n-8) equation:


Simplifying
-20 + -7n = -8 + 3(-3n + -8)

Reorder the terms:
-20 + -7n = -8 + 3(-8 + -3n)
-20 + -7n = -8 + (-8 * 3 + -3n * 3)
-20 + -7n = -8 + (-24 + -9n)

Combine like terms: -8 + -24 = -32
-20 + -7n = -32 + -9n

Solving
-20 + -7n = -32 + -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
-20 + -7n + 9n = -32 + -9n + 9n

Combine like terms: -7n + 9n = 2n
-20 + 2n = -32 + -9n + 9n

Combine like terms: -9n + 9n = 0
-20 + 2n = -32 + 0
-20 + 2n = -32

Add '20' to each side of the equation.
-20 + 20 + 2n = -32 + 20

Combine like terms: -20 + 20 = 0
0 + 2n = -32 + 20
2n = -32 + 20

Combine like terms: -32 + 20 = -12
2n = -12

Divide each side by '2'.
n = -6

Simplifying
n = -6

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