Describing Roles of Variables and Constants - PSAT Math
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Hannah is selling candles for a school fundraiser all fall. She sets a goal of selling 
candles per month. The number of candles she has remaining for the month can be expressed at the end of each week by the equations 
, where 
is the number of candles and 
is the number of weeks she has sold candles this month. What is the meaning of the value 
in this equation?
Hannah is selling candles for a school fundraiser all fall. She sets a goal of selling 
Since we know that 
stands for weeks, the answer has to have something to do with the weeks. This eliminates "the number of candles she has remaining for the month." Also, we can eliminate "the number of weeks that she has sold candles this month" because that would be our value for 
, not what we'd multiply 
by. The correct answer is, "the number of candles that she sells each week."
Since we know that 
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