aliciazambrano aliciazambrano

09-10-2018
Mathematics

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if the sum of two numbers is 21 and their quotient is 2 what are they?

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remotecontrolbrain remotecontrolbrain

09-10-2018

Set up the equations:

two numbers: a and b

sum: a+b=21

quotient: a/b=2

(the last one means b=a/2)

combine them:

a+a/2=3a/2=21

a=14

and so

b=7

the two numbers are 14 and 7

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