c+28+c=90

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Solution for c+28+c=90 equation:


Simplifying
c + 28 + c = 90

Reorder the terms:
28 + c + c = 90

Combine like terms: c + c = 2c
28 + 2c = 90

Solving
28 + 2c = 90

Solving for variable 'c'.

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

Add '-28' to each side of the equation.
28 + -28 + 2c = 90 + -28

Combine like terms: 28 + -28 = 0
0 + 2c = 90 + -28
2c = 90 + -28

Combine like terms: 90 + -28 = 62
2c = 62

Divide each side by '2'.
c = 31

Simplifying
c = 31

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