lilxems lilxems

03-11-2018
Mathematics

contestada

20/28 = n/21
solve the proportion, show work please. i’ll give brainliest to whoever shows work

Respuesta :

salatulmaghrib salatulmaghrib

03-11-2018

One way to do this is to multiply both sides of the proportion by 21.
This gives:
20/28 x 5 = n
First simplify the fraction 20/28 to 5/7 (GCF 4)
5/7 x 5 = n
Now solve this and get n:
25/7 = n

Answer Link

mekay04 mekay04

03-11-2018

28n = 420
/28. /28
n=15

i simplified the proportion and then divided by 28 and got the answer n=15

Answer Link

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