yes 33

回答: 牛爸牛妈帮忙解道数学题doudouhuang2018-03-11 12:31:46

10×3 + 8×4 + 8×5 + 6×6 + 9x = 225 = 4×3 + 6×4 + 6×5 +10×6 + 2×7 + 4×8 +10y

9x = 34 + 10y

y = 2

There are 192 letter cells.

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