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

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


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

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

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

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

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

Solving
21n = -21n

Solving for variable 'n'.

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

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

Combine like terms: 21n + 21n = 42n
42n = -21n + 21n

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

Divide each side by '42'.
n = 0

Simplifying
n = 0

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