C(x)=0.3x+21

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Solution for C(x)=0.3x+21 equation: 


Simplifying
C(x) = 0.3x + 21

Multiply C * x
xC = 0.3x + 21

Reorder the terms:
xC = 21 + 0.3x

Solving
xC = 21 + 0.3x

Solving for variable 'x'.

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

Add '-0.3x' to each side of the equation.
-0.3x + xC = 21 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
-0.3x + xC = 21 + 0.0
-0.3x + xC = 21

Reorder the terms:
-21 + -0.3x + xC = 21 + -21

Combine like terms: 21 + -21 = 0
-21 + -0.3x + xC = 0

The solution to this equation could not be determined.

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