42+9c=16c

Solution for 42+9c=16c equation:

Simplifying
42 + 9c = 16c

Solving
42 + 9c = 16c

Solving for variable 'c'.

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

Add '-16c' to each side of the equation.
42 + 9c + -16c = 16c + -16c

Combine like terms: 9c + -16c = -7c
42 + -7c = 16c + -16c

Combine like terms: 16c + -16c = 0
42 + -7c = 0

Add '-42' to each side of the equation.
42 + -42 + -7c = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -7c = 0 + -42
-7c = 0 + -42

Combine like terms: 0 + -42 = -42
-7c = -42

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

Simplifying
c = 6