A school cafeteria records its cash balance with the expression

MATHEMATICS · Subjective · AoPS · Mathematics · One-Variable Linear Equations · One-Variable Linear Equations

Problem

A school cafeteria records its cash balance with the expression B(x)=250−50xB(x)=250-50x, where xx is the number of snack coupons sold. For what value of xx will the balance become zero?

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