7(7c-1)-4c=13(3c-2)

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Solution for 7(7c-1)-4c=13(3c-2) equation:


Simplifying
7(7c + -1) + -4c = 13(3c + -2)

Reorder the terms:
7(-1 + 7c) + -4c = 13(3c + -2)
(-1 * 7 + 7c * 7) + -4c = 13(3c + -2)
(-7 + 49c) + -4c = 13(3c + -2)

Combine like terms: 49c + -4c = 45c
-7 + 45c = 13(3c + -2)

Reorder the terms:
-7 + 45c = 13(-2 + 3c)
-7 + 45c = (-2 * 13 + 3c * 13)
-7 + 45c = (-26 + 39c)

Solving
-7 + 45c = -26 + 39c

Solving for variable 'c'.

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

Add '-39c' to each side of the equation.
-7 + 45c + -39c = -26 + 39c + -39c

Combine like terms: 45c + -39c = 6c
-7 + 6c = -26 + 39c + -39c

Combine like terms: 39c + -39c = 0
-7 + 6c = -26 + 0
-7 + 6c = -26

Add '7' to each side of the equation.
-7 + 7 + 6c = -26 + 7

Combine like terms: -7 + 7 = 0
0 + 6c = -26 + 7
6c = -26 + 7

Combine like terms: -26 + 7 = -19
6c = -19

Divide each side by '6'.
c = -3.166666667

Simplifying
c = -3.166666667

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