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

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


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

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

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

Reorder the terms:
7 + 45c = 13(-2 + 13c)
7 + 45c = (-2 * 13 + 13c * 13)
7 + 45c = (-26 + 169c)

Solving
7 + 45c = -26 + 169c

Solving for variable 'c'.

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

Add '-169c' to each side of the equation.
7 + 45c + -169c = -26 + 169c + -169c

Combine like terms: 45c + -169c = -124c
7 + -124c = -26 + 169c + -169c

Combine like terms: 169c + -169c = 0
7 + -124c = -26 + 0
7 + -124c = -26

Add '-7' to each side of the equation.
7 + -7 + -124c = -26 + -7

Combine like terms: 7 + -7 = 0
0 + -124c = -26 + -7
-124c = -26 + -7

Combine like terms: -26 + -7 = -33
-124c = -33

Divide each side by '-124'.
c = 0.2661290323

Simplifying
c = 0.2661290323

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