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Addison has 15 fewer pieces of candy than Ronny does.
Is this situation modeled by an expression or equation? How do you know?
A. Equation, because you don't know how much candy either of them has.
B. Expression, because it doesn't say equal in the situation.
C. Equation, because Addison's candy is equal to 15 less than Ronny's candy.
D. Expression, because Addison has less candy than Ronny.