4c-6+c+5c+2c+21c-5=42

Solution for 4c-6+c+5c+2c+21c-5=42 equation:

Simplifying
4c + -6 + c + 5c + 2c + 21c + -5 = 42

Reorder the terms:
-6 + -5 + 4c + c + 5c + 2c + 21c = 42

Combine like terms: -6 + -5 = -11
-11 + 4c + c + 5c + 2c + 21c = 42

Combine like terms: 4c + c = 5c
-11 + 5c + 5c + 2c + 21c = 42

Combine like terms: 5c + 5c = 10c
-11 + 10c + 2c + 21c = 42

Combine like terms: 10c + 2c = 12c
-11 + 12c + 21c = 42

Combine like terms: 12c + 21c = 33c
-11 + 33c = 42

Solving
-11 + 33c = 42

Solving for variable 'c'.

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

Add '11' to each side of the equation.
-11 + 11 + 33c = 42 + 11

Combine like terms: -11 + 11 = 0
0 + 33c = 42 + 11
33c = 42 + 11

Combine like terms: 42 + 11 = 53
33c = 53

Divide each side by '33'.
c = 1.606060606

Simplifying
c = 1.606060606