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Mathematics, 04.06.2020 13:24 Admin

4) Ben bought 7 notebooks for $34.50. Some of the notebooks were $3.50 each and the others were $4.25 each. If x represents the number of least expensive notebooks, which equation can be used to
find the number of least expensive notebooks purchased?
a) $7.75(7 - x) = $34.50
b) $3.50(x - 7) + 4.25x = $34.50
c) $3.50x + $4.25(8 - x) = $34.50
I
d) $3.50x + $4.25(x - 8) = $34.50
What’s the asnswer

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