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A restaurant sells a coffee refill mug for $6.75. Each refill costs $1.25. Last month Keith spent $31.75 on a mug and refills. Write an equation you can use to find the number of refills that Keith bought.

User Eyes
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1 Answer

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31.75 = 1.25x + 6.75

x = 20 refills
User Chethan N
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