10.4-6.8=c

Solution for 10.4-6.8=c equation:

Simplifying
10.4 + -6.8 = c

Combine like terms: 10.4 + -6.8 = 3.6
3.6 = c

Solving
3.6 = c

Solving for variable 'c'.

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

Add '-1c' to each side of the equation.
3.6 + -1c = c + -1c

Combine like terms: c + -1c = 0
3.6 + -1c = 0

Add '-3.6' to each side of the equation.
3.6 + -3.6 + -1c = 0 + -3.6

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + -1c = 0 + -3.6
-1c = 0 + -3.6

Combine like terms: 0 + -3.6 = -3.6
-1c = -3.6

Divide each side by '-1'.
c = 3.6

Simplifying
c = 3.6