Melodia3906 Melodia3906

08-11-2020
Mathematics

contestada

Devaughn is 13 years younger than Sydney. The sum of their ages is 79 . What is Sydney's age?

Respuesta :

jessicareyes8292 jessicareyes8292

08-11-2020

Answer:

26

Step-by-step explanation:

Let D =Devaughn's age

S= Sydney's age

So D+S=64

D=S+12

Now

D+S=64⇒D=64−S

and so

S+12=64−S 2S=52

S=26

Therefore

D=S+12

D=38

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