4c+12=7c+9.21

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Solution for 4c+12=7c+9.21 equation:


Simplifying
4c + 12 = 7c + 9.21

Reorder the terms:
12 + 4c = 7c + 9.21

Reorder the terms:
12 + 4c = 9.21 + 7c

Solving
12 + 4c = 9.21 + 7c

Solving for variable 'c'.

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

Add '-7c' to each side of the equation.
12 + 4c + -7c = 9.21 + 7c + -7c

Combine like terms: 4c + -7c = -3c
12 + -3c = 9.21 + 7c + -7c

Combine like terms: 7c + -7c = 0
12 + -3c = 9.21 + 0
12 + -3c = 9.21

Add '-12' to each side of the equation.
12 + -12 + -3c = 9.21 + -12

Combine like terms: 12 + -12 = 0
0 + -3c = 9.21 + -12
-3c = 9.21 + -12

Combine like terms: 9.21 + -12 = -2.79
-3c = -2.79

Divide each side by '-3'.
c = 0.93

Simplifying
c = 0.93

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