7-6n=-15-2(7n+9)

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Solution for 7-6n=-15-2(7n+9) equation:


Simplifying
7 + -6n = -15 + -2(7n + 9)

Reorder the terms:
7 + -6n = -15 + -2(9 + 7n)
7 + -6n = -15 + (9 * -2 + 7n * -2)
7 + -6n = -15 + (-18 + -14n)

Combine like terms: -15 + -18 = -33
7 + -6n = -33 + -14n

Solving
7 + -6n = -33 + -14n

Solving for variable 'n'.

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

Add '14n' to each side of the equation.
7 + -6n + 14n = -33 + -14n + 14n

Combine like terms: -6n + 14n = 8n
7 + 8n = -33 + -14n + 14n

Combine like terms: -14n + 14n = 0
7 + 8n = -33 + 0
7 + 8n = -33

Add '-7' to each side of the equation.
7 + -7 + 8n = -33 + -7

Combine like terms: 7 + -7 = 0
0 + 8n = -33 + -7
8n = -33 + -7

Combine like terms: -33 + -7 = -40
8n = -40

Divide each side by '8'.
n = -5

Simplifying
n = -5

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