8c+7d-7(7c-3d)=

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Solution for 8c+7d-7(7c-3d)= equation:


Simplifying
8c + 7d + -7(7c + -3d) = 0
8c + 7d + (7c * -7 + -3d * -7) = 0
8c + 7d + (-49c + 21d) = 0

Reorder the terms:
8c + -49c + 7d + 21d = 0

Combine like terms: 8c + -49c = -41c
-41c + 7d + 21d = 0

Combine like terms: 7d + 21d = 28d
-41c + 28d = 0

Solving
-41c + 28d = 0

Solving for variable 'c'.

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

Add '-28d' to each side of the equation.
-41c + 28d + -28d = 0 + -28d

Combine like terms: 28d + -28d = 0
-41c + 0 = 0 + -28d
-41c = 0 + -28d
Remove the zero:
-41c = -28d

Divide each side by '-41'.
c = 0.6829268293d

Simplifying
c = 0.6829268293d

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