.75[12c-4]=15c+15

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Solution for .75[12c-4]=15c+15 equation:


Simplifying
0.75[12c + -4] = 15c + 15

Reorder the terms:
0.75[-4 + 12c] = 15c + 15
[-4 * 0.75 + 12c * 0.75] = 15c + 15
[-3 + 9c] = 15c + 15

Reorder the terms:
-3 + 9c = 15 + 15c

Solving
-3 + 9c = 15 + 15c

Solving for variable 'c'.

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

Add '-15c' to each side of the equation.
-3 + 9c + -15c = 15 + 15c + -15c

Combine like terms: 9c + -15c = -6c
-3 + -6c = 15 + 15c + -15c

Combine like terms: 15c + -15c = 0
-3 + -6c = 15 + 0
-3 + -6c = 15

Add '3' to each side of the equation.
-3 + 3 + -6c = 15 + 3

Combine like terms: -3 + 3 = 0
0 + -6c = 15 + 3
-6c = 15 + 3

Combine like terms: 15 + 3 = 18
-6c = 18

Divide each side by '-6'.
c = -3

Simplifying
c = -3

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