3=4c-9

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Solution for 3=4c-9 equation:


Simplifying
3 = 4c + -9

Reorder the terms:
3 = -9 + 4c

Solving
3 = -9 + 4c

Solving for variable 'c'.

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

Add '-4c' to each side of the equation.
3 + -4c = -9 + 4c + -4c

Combine like terms: 4c + -4c = 0
3 + -4c = -9 + 0
3 + -4c = -9

Add '-3' to each side of the equation.
3 + -3 + -4c = -9 + -3

Combine like terms: 3 + -3 = 0
0 + -4c = -9 + -3
-4c = -9 + -3

Combine like terms: -9 + -3 = -12
-4c = -12

Divide each side by '-4'.
c = 3

Simplifying
c = 3

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