Linear Equations in One Variable

SAT Math· difficulty 4/5

For P(x)=2x30P(x) = 2x - 30, what does 30-30 represent?

  • A

    Maximum profit

  • B

    Profit at break-even

  • C

    Fixed cost (loss before any sales)

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  • D

    Variable cost

Explanation

The yy-intercept 30-30 represents fixed cost: the loss when no loaves sold.

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