2c+9=5c-18

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Solution for 2c+9=5c-18 equation:


Simplifying
2c + 9 = 5c + -18

Reorder the terms:
9 + 2c = 5c + -18

Reorder the terms:
9 + 2c = -18 + 5c

Solving
9 + 2c = -18 + 5c

Solving for variable 'c'.

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

Add '-5c' to each side of the equation.
9 + 2c + -5c = -18 + 5c + -5c

Combine like terms: 2c + -5c = -3c
9 + -3c = -18 + 5c + -5c

Combine like terms: 5c + -5c = 0
9 + -3c = -18 + 0
9 + -3c = -18

Add '-9' to each side of the equation.
9 + -9 + -3c = -18 + -9

Combine like terms: 9 + -9 = 0
0 + -3c = -18 + -9
-3c = -18 + -9

Combine like terms: -18 + -9 = -27
-3c = -27

Divide each side by '-3'.
c = 9

Simplifying
c = 9

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