23rileybend 23rileybend

07-12-2020
Mathematics

contestada

Five years ago, John’s age was half of the age he will be in 8 years. How old is he now?

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theresajjiang theresajjiang

08-12-2020

Answer:

18

Step-by-step explanation:

x-5=(x+8)/2

x-5=x/2+4

add 5

x=x/2+9

subtract x/2

x/2=9

times 2

x=18

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