-3(-3c-18)=-3c-18

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Solution for -3(-3c-18)=-3c-18 equation:


Simplifying
-3(-3c + -18) = -3c + -18

Reorder the terms:
-3(-18 + -3c) = -3c + -18
(-18 * -3 + -3c * -3) = -3c + -18
(54 + 9c) = -3c + -18

Reorder the terms:
54 + 9c = -18 + -3c

Solving
54 + 9c = -18 + -3c

Solving for variable 'c'.

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

Add '3c' to each side of the equation.
54 + 9c + 3c = -18 + -3c + 3c

Combine like terms: 9c + 3c = 12c
54 + 12c = -18 + -3c + 3c

Combine like terms: -3c + 3c = 0
54 + 12c = -18 + 0
54 + 12c = -18

Add '-54' to each side of the equation.
54 + -54 + 12c = -18 + -54

Combine like terms: 54 + -54 = 0
0 + 12c = -18 + -54
12c = -18 + -54

Combine like terms: -18 + -54 = -72
12c = -72

Divide each side by '12'.
c = -6

Simplifying
c = -6

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