7(c-122)=-21

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Solution for 7(c-122)=-21 equation:


Simplifying
7(c + -122) = -21

Reorder the terms:
7(-122 + c) = -21
(-122 * 7 + c * 7) = -21
(-854 + 7c) = -21

Solving
-854 + 7c = -21

Solving for variable 'c'.

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

Add '854' to each side of the equation.
-854 + 854 + 7c = -21 + 854

Combine like terms: -854 + 854 = 0
0 + 7c = -21 + 854
7c = -21 + 854

Combine like terms: -21 + 854 = 833
7c = 833

Divide each side by '7'.
c = 119

Simplifying
c = 119

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