3c+12-1c+4=78

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Solution for 3c+12-1c+4=78 equation:


Simplifying
3c + 12 + -1c + 4 = 78

Reorder the terms:
12 + 4 + 3c + -1c = 78

Combine like terms: 12 + 4 = 16
16 + 3c + -1c = 78

Combine like terms: 3c + -1c = 2c
16 + 2c = 78

Solving
16 + 2c = 78

Solving for variable 'c'.

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

Add '-16' to each side of the equation.
16 + -16 + 2c = 78 + -16

Combine like terms: 16 + -16 = 0
0 + 2c = 78 + -16
2c = 78 + -16

Combine like terms: 78 + -16 = 62
2c = 62

Divide each side by '2'.
c = 31

Simplifying
c = 31

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