12(7c-1)-18=82c+12

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Solution for 12(7c-1)-18=82c+12 equation:


Simplifying
12(7c + -1) + -18 = 82c + 12

Reorder the terms:
12(-1 + 7c) + -18 = 82c + 12
(-1 * 12 + 7c * 12) + -18 = 82c + 12
(-12 + 84c) + -18 = 82c + 12

Reorder the terms:
-12 + -18 + 84c = 82c + 12

Combine like terms: -12 + -18 = -30
-30 + 84c = 82c + 12

Reorder the terms:
-30 + 84c = 12 + 82c

Solving
-30 + 84c = 12 + 82c

Solving for variable 'c'.

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

Add '-82c' to each side of the equation.
-30 + 84c + -82c = 12 + 82c + -82c

Combine like terms: 84c + -82c = 2c
-30 + 2c = 12 + 82c + -82c

Combine like terms: 82c + -82c = 0
-30 + 2c = 12 + 0
-30 + 2c = 12

Add '30' to each side of the equation.
-30 + 30 + 2c = 12 + 30

Combine like terms: -30 + 30 = 0
0 + 2c = 12 + 30
2c = 12 + 30

Combine like terms: 12 + 30 = 42
2c = 42

Divide each side by '2'.
c = 21

Simplifying
c = 21

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