grosst4333
28.06.2019 •
Mathematics
The quotient of twice a number and 7 is 20
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Ответ:
the number is 70
Step-by-step explanation:
let unknown number is 'x'
given that 2x/7=20
multiply by 7 both sides
2x=20*7
divide by 2 on both sides
x=(20*7)/2
x=10*7
x=70
Ответ:
Option B is corrrect
thanks