42+9c=10c

Solution for 42+9c=10c equation:

Simplifying
42 + 9c = 10c

Solving
42 + 9c = 10c

Solving for variable 'c'.

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

Add '-10c' to each side of the equation.
42 + 9c + -10c = 10c + -10c

Combine like terms: 9c + -10c = -1c
42 + -1c = 10c + -10c

Combine like terms: 10c + -10c = 0
42 + -1c = 0

Add '-42' to each side of the equation.
42 + -42 + -1c = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -1c = 0 + -42
-1c = 0 + -42

Combine like terms: 0 + -42 = -42
-1c = -42

Divide each side by '-1'.
c = 42

Simplifying
c = 42