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

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


Simplifying
6n + -9 = -1(2n + -7)

Reorder the terms:
-9 + 6n = -1(2n + -7)

Reorder the terms:
-9 + 6n = -1(-7 + 2n)
-9 + 6n = (-7 * -1 + 2n * -1)
-9 + 6n = (7 + -2n)

Solving
-9 + 6n = 7 + -2n

Solving for variable 'n'.

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

Add '2n' to each side of the equation.
-9 + 6n + 2n = 7 + -2n + 2n

Combine like terms: 6n + 2n = 8n
-9 + 8n = 7 + -2n + 2n

Combine like terms: -2n + 2n = 0
-9 + 8n = 7 + 0
-9 + 8n = 7

Add '9' to each side of the equation.
-9 + 9 + 8n = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 8n = 7 + 9
8n = 7 + 9

Combine like terms: 7 + 9 = 16
8n = 16

Divide each side by '8'.
n = 2

Simplifying
n = 2

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