2.6+4+3c=-26

Solution for 2.6+4+3c=-26 equation:

Simplifying
2.6 + 4 + 3c = -26

Combine like terms: 2.6 + 4 = 6.6
6.6 + 3c = -26

Solving
6.6 + 3c = -26

Solving for variable 'c'.

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

Add '-6.6' to each side of the equation.
6.6 + -6.6 + 3c = -26 + -6.6

Combine like terms: 6.6 + -6.6 = 0.0
0.0 + 3c = -26 + -6.6
3c = -26 + -6.6

Combine like terms: -26 + -6.6 = -32.6
3c = -32.6

Divide each side by '3'.
c = -10.86666667

Simplifying
c = -10.86666667