c+99=2c+69

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Solution for c+99=2c+69 equation:


Simplifying
c + 99 = 2c + 69

Reorder the terms:
99 + c = 2c + 69

Reorder the terms:
99 + c = 69 + 2c

Solving
99 + c = 69 + 2c

Solving for variable 'c'.

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

Add '-2c' to each side of the equation.
99 + c + -2c = 69 + 2c + -2c

Combine like terms: c + -2c = -1c
99 + -1c = 69 + 2c + -2c

Combine like terms: 2c + -2c = 0
99 + -1c = 69 + 0
99 + -1c = 69

Add '-99' to each side of the equation.
99 + -99 + -1c = 69 + -99

Combine like terms: 99 + -99 = 0
0 + -1c = 69 + -99
-1c = 69 + -99

Combine like terms: 69 + -99 = -30
-1c = -30

Divide each side by '-1'.
c = 30

Simplifying
c = 30

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