(9+c)+3=57

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Solution for (9+c)+3=57 equation:


Simplifying
(9 + c) + 3 = 57

Remove parenthesis around (9 + c)
9 + c + 3 = 57

Reorder the terms:
9 + 3 + c = 57

Combine like terms: 9 + 3 = 12
12 + c = 57

Solving
12 + c = 57

Solving for variable 'c'.

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

Add '-12' to each side of the equation.
12 + -12 + c = 57 + -12

Combine like terms: 12 + -12 = 0
0 + c = 57 + -12
c = 57 + -12

Combine like terms: 57 + -12 = 45
c = 45

Simplifying
c = 45

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