7(c-12)7=-21

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Solution for 7(c-12)7=-21 equation:


Simplifying
7(c + -12) * 7 = -21

Reorder the terms:
7(-12 + c) * 7 = -21

Reorder the terms for easier multiplication:
7 * 7(-12 + c) = -21

Multiply 7 * 7
49(-12 + c) = -21
(-12 * 49 + c * 49) = -21
(-588 + 49c) = -21

Solving
-588 + 49c = -21

Solving for variable 'c'.

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

Add '588' to each side of the equation.
-588 + 588 + 49c = -21 + 588

Combine like terms: -588 + 588 = 0
0 + 49c = -21 + 588
49c = -21 + 588

Combine like terms: -21 + 588 = 567
49c = 567

Divide each side by '49'.
c = 11.57142857

Simplifying
c = 11.57142857

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