3c-9=4c-16

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Solution for 3c-9=4c-16 equation:


Simplifying
3c + -9 = 4c + -16

Reorder the terms:
-9 + 3c = 4c + -16

Reorder the terms:
-9 + 3c = -16 + 4c

Solving
-9 + 3c = -16 + 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.
-9 + 3c + -4c = -16 + 4c + -4c

Combine like terms: 3c + -4c = -1c
-9 + -1c = -16 + 4c + -4c

Combine like terms: 4c + -4c = 0
-9 + -1c = -16 + 0
-9 + -1c = -16

Add '9' to each side of the equation.
-9 + 9 + -1c = -16 + 9

Combine like terms: -9 + 9 = 0
0 + -1c = -16 + 9
-1c = -16 + 9

Combine like terms: -16 + 9 = -7
-1c = -7

Divide each side by '-1'.
c = 7

Simplifying
c = 7

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