Alvon12
Alvon12
19-10-2016
Mathematics
contestada
what's 7/9 times something equals 640
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noodlekid
noodlekid
19-10-2016
We'll use 'x' to represent that 'something.
7/9x=640.
Divide each side by 7/9 to isolate 'x'.
x = 822 6/7.
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