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210 readers finished 10 books in the library’s summer reading club. Another 187 read 15 books. 526 readers finished 20 books or more. How many more readers read 20 or more books than the other readers combined? Write two number sentences. Then solve for x

Respuesta :

Answer:

x = 129

Step-by-step explanation:

x = 526 - (210+187)

x = 526 - 397

x = 129

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