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Mathematics, 10.10.2019 10:30 sandrafina2004

If c = 30 and d = 8, then 2c + 4d =
a) 512
b) 278
c) 136
d) 92

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You know the right answer?
If c = 30 and d = 8, then 2c + 4d =
a) 512
b) 278
c) 136
d) 92...

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