9c-3(7y-4c)=

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Solution for 9c-3(7y-4c)= equation:


Simplifying
9c + -3(7y + -4c) = 0

Reorder the terms:
9c + -3(-4c + 7y) = 0
9c + (-4c * -3 + 7y * -3) = 0
9c + (12c + -21y) = 0

Combine like terms: 9c + 12c = 21c
21c + -21y = 0

Solving
21c + -21y = 0

Solving for variable 'c'.

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

Add '21y' to each side of the equation.
21c + -21y + 21y = 0 + 21y

Combine like terms: -21y + 21y = 0
21c + 0 = 0 + 21y
21c = 0 + 21y
Remove the zero:
21c = 21y

Divide each side by '21'.
c = y

Simplifying
c = y

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