19=4c-9

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Solution for 19=4c-9 equation:


Simplifying
19 = 4c + -9

Reorder the terms:
19 = -9 + 4c

Solving
19 = -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.
19 + -4c = -9 + 4c + -4c

Combine like terms: 4c + -4c = 0
19 + -4c = -9 + 0
19 + -4c = -9

Add '-19' to each side of the equation.
19 + -19 + -4c = -9 + -19

Combine like terms: 19 + -19 = 0
0 + -4c = -9 + -19
-4c = -9 + -19

Combine like terms: -9 + -19 = -28
-4c = -28

Divide each side by '-4'.
c = 7

Simplifying
c = 7

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