Respuesta :
d = devaugn's age
s = sidney's age
so, we know Devaugh's age is twice as Sydneys, so d = 2*s or 2s
and we know their sum is 66
or d + s = 66
since d = 2s, thus
(2s) + s = 66 <--- solve for "s" to see Sidney's age
what about Devaugn's? well d = 2s
s = sidney's age
so, we know Devaugh's age is twice as Sydneys, so d = 2*s or 2s
and we know their sum is 66
or d + s = 66
since d = 2s, thus
(2s) + s = 66 <--- solve for "s" to see Sidney's age
what about Devaugn's? well d = 2s
if you look at the question itself, we know the sum of their ages is 66 and that Devaughn is twice the age of Sydney.
D= 2s
66-2s=s
3s=66
s=22
Sydney is 22, Devaughn is 44, equal to sum of 66