13-8n=-7(6n+3)

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Solution for 13-8n=-7(6n+3) equation:


Simplifying
13 + -8n = -7(6n + 3)

Reorder the terms:
13 + -8n = -7(3 + 6n)
13 + -8n = (3 * -7 + 6n * -7)
13 + -8n = (-21 + -42n)

Solving
13 + -8n = -21 + -42n

Solving for variable 'n'.

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

Add '42n' to each side of the equation.
13 + -8n + 42n = -21 + -42n + 42n

Combine like terms: -8n + 42n = 34n
13 + 34n = -21 + -42n + 42n

Combine like terms: -42n + 42n = 0
13 + 34n = -21 + 0
13 + 34n = -21

Add '-13' to each side of the equation.
13 + -13 + 34n = -21 + -13

Combine like terms: 13 + -13 = 0
0 + 34n = -21 + -13
34n = -21 + -13

Combine like terms: -21 + -13 = -34
34n = -34

Divide each side by '34'.
n = -1

Simplifying
n = -1

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