15+12c=9(c+15)

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Solution for 15+12c=9(c+15) equation:


Simplifying
15 + 12c = 9(c + 15)

Reorder the terms:
15 + 12c = 9(15 + c)
15 + 12c = (15 * 9 + c * 9)
15 + 12c = (135 + 9c)

Solving
15 + 12c = 135 + 9c

Solving for variable 'c'.

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

Add '-9c' to each side of the equation.
15 + 12c + -9c = 135 + 9c + -9c

Combine like terms: 12c + -9c = 3c
15 + 3c = 135 + 9c + -9c

Combine like terms: 9c + -9c = 0
15 + 3c = 135 + 0
15 + 3c = 135

Add '-15' to each side of the equation.
15 + -15 + 3c = 135 + -15

Combine like terms: 15 + -15 = 0
0 + 3c = 135 + -15
3c = 135 + -15

Combine like terms: 135 + -15 = 120
3c = 120

Divide each side by '3'.
c = 40

Simplifying
c = 40

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