42-4c=2c

Solution for 42-4c=2c equation:

Simplifying
42 + -4c = 2c

Solving
42 + -4c = 2c

Solving for variable 'c'.

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

Add '-2c' to each side of the equation.
42 + -4c + -2c = 2c + -2c

Combine like terms: -4c + -2c = -6c
42 + -6c = 2c + -2c

Combine like terms: 2c + -2c = 0
42 + -6c = 0

Add '-42' to each side of the equation.
42 + -42 + -6c = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -6c = 0 + -42
-6c = 0 + -42

Combine like terms: 0 + -42 = -42
-6c = -42

Divide each side by '-6'.
c = 7

Simplifying
c = 7