-6(6c-6)+7(c+7)=-31

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Solution for -6(6c-6)+7(c+7)=-31 equation:


Simplifying
-6(6c + -6) + 7(c + 7) = -31

Reorder the terms:
-6(-6 + 6c) + 7(c + 7) = -31
(-6 * -6 + 6c * -6) + 7(c + 7) = -31
(36 + -36c) + 7(c + 7) = -31

Reorder the terms:
36 + -36c + 7(7 + c) = -31
36 + -36c + (7 * 7 + c * 7) = -31
36 + -36c + (49 + 7c) = -31

Reorder the terms:
36 + 49 + -36c + 7c = -31

Combine like terms: 36 + 49 = 85
85 + -36c + 7c = -31

Combine like terms: -36c + 7c = -29c
85 + -29c = -31

Solving
85 + -29c = -31

Solving for variable 'c'.

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

Add '-85' to each side of the equation.
85 + -85 + -29c = -31 + -85

Combine like terms: 85 + -85 = 0
0 + -29c = -31 + -85
-29c = -31 + -85

Combine like terms: -31 + -85 = -116
-29c = -116

Divide each side by '-29'.
c = 4

Simplifying
c = 4

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