9=3(c-15)

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Solution for 9=3(c-15) equation:


Simplifying
9 = 3(c + -15)

Reorder the terms:
9 = 3(-15 + c)
9 = (-15 * 3 + c * 3)
9 = (-45 + 3c)

Solving
9 = -45 + 3c

Solving for variable 'c'.

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

Add '-3c' to each side of the equation.
9 + -3c = -45 + 3c + -3c

Combine like terms: 3c + -3c = 0
9 + -3c = -45 + 0
9 + -3c = -45

Add '-9' to each side of the equation.
9 + -9 + -3c = -45 + -9

Combine like terms: 9 + -9 = 0
0 + -3c = -45 + -9
-3c = -45 + -9

Combine like terms: -45 + -9 = -54
-3c = -54

Divide each side by '-3'.
c = 18

Simplifying
c = 18

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