Suppose that the total cost function for a radio is linear, that the marginal cost is $27, and that the total cost for 50 radios is $5,250. Write the equation of this cost function 
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Definitions:
Regioselectivity
The preference of one direction of chemical bond making or breaking over all other possible directions, often observed in chemical reactions.
2-methylpropene
An alkene with the molecular formula C4H8, characterized by a double bond and a methyl group attached to the second carbon in the chain.
Regioisomeric Product
A product that differs from another by the location of a chemical group or key structural element within the molecule.
Regio-
A prefix in chemistry that describes the position or orientation of functional groups in a molecule relative to each other.
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