3(3c-1)-6=7c+9

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Solution for 3(3c-1)-6=7c+9 equation:


Simplifying
3(3c + -1) + -6 = 7c + 9

Reorder the terms:
3(-1 + 3c) + -6 = 7c + 9
(-1 * 3 + 3c * 3) + -6 = 7c + 9
(-3 + 9c) + -6 = 7c + 9

Reorder the terms:
-3 + -6 + 9c = 7c + 9

Combine like terms: -3 + -6 = -9
-9 + 9c = 7c + 9

Reorder the terms:
-9 + 9c = 9 + 7c

Solving
-9 + 9c = 9 + 7c

Solving for variable 'c'.

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

Add '-7c' to each side of the equation.
-9 + 9c + -7c = 9 + 7c + -7c

Combine like terms: 9c + -7c = 2c
-9 + 2c = 9 + 7c + -7c

Combine like terms: 7c + -7c = 0
-9 + 2c = 9 + 0
-9 + 2c = 9

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

Combine like terms: -9 + 9 = 0
0 + 2c = 9 + 9
2c = 9 + 9

Combine like terms: 9 + 9 = 18
2c = 18

Divide each side by '2'.
c = 9

Simplifying
c = 9

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