-144=3(-7n-6)

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Solution for -144=3(-7n-6) equation:


Simplifying
-144 = 3(-7n + -6)

Reorder the terms:
-144 = 3(-6 + -7n)
-144 = (-6 * 3 + -7n * 3)
-144 = (-18 + -21n)

Solving
-144 = -18 + -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.
-144 + 21n = -18 + -21n + 21n

Combine like terms: -21n + 21n = 0
-144 + 21n = -18 + 0
-144 + 21n = -18

Add '144' to each side of the equation.
-144 + 144 + 21n = -18 + 144

Combine like terms: -144 + 144 = 0
0 + 21n = -18 + 144
21n = -18 + 144

Combine like terms: -18 + 144 = 126
21n = 126

Divide each side by '21'.
n = 6

Simplifying
n = 6

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