42=9c-3

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Solution for 42=9c-3 equation:


Simplifying
42 = 9c + -3

Reorder the terms:
42 = -3 + 9c

Solving
42 = -3 + 9c

Solving for variable 'c'.

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

Add '-9c' to each side of the equation.
42 + -9c = -3 + 9c + -9c

Combine like terms: 9c + -9c = 0
42 + -9c = -3 + 0
42 + -9c = -3

Add '-42' to each side of the equation.
42 + -42 + -9c = -3 + -42

Combine like terms: 42 + -42 = 0
0 + -9c = -3 + -42
-9c = -3 + -42

Combine like terms: -3 + -42 = -45
-9c = -45

Divide each side by '-9'.
c = 5

Simplifying
c = 5

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