-3+c*2=12

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Solution for -3+c*2=12 equation: 


Simplifying
-3 + c * 2 = 12

Reorder the terms for easier multiplication:
-3 + 2c = 12

Solving
-3 + 2c = 12

Solving for variable 'c'.

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

Add '3' to each side of the equation.
-3 + 3 + 2c = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 2c = 12 + 3
2c = 12 + 3

Combine like terms: 12 + 3 = 15
2c = 15

Divide each side by '2'.
c = 7.5

Simplifying
c = 7.5

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