2(c-18)=-20

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Solution for 2(c-18)=-20 equation: 


Simplifying
2(c + -18) = -20

Reorder the terms:
2(-18 + c) = -20
(-18 * 2 + c * 2) = -20
(-36 + 2c) = -20

Solving
-36 + 2c = -20

Solving for variable 'c'.

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

Add '36' to each side of the equation.
-36 + 36 + 2c = -20 + 36

Combine like terms: -36 + 36 = 0
0 + 2c = -20 + 36
2c = -20 + 36

Combine like terms: -20 + 36 = 16
2c = 16

Divide each side by '2'.
c = 8

Simplifying
c = 8

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