Answer:
Step-by-step explanation:
let present age of
Dylan=x
Renee=y
x+y=57
9 years ago
x-9=2(y-9)=2y-18
x=2y-18+9=2y-9
so 2y-9+y=57
3y=57+9=66
y=66/3=22
x+22=57
x=57-22=35
Dylan's present age=35 years
Answer:
D
Step-by-step explanation:
Answer:
x=9
y=15
Step-by-step explanation:
Its a parallel gram, so the sides would be the same as the parallel side,
M in this case stands for money, while d means dollars and x is the cost of the ice creams
m = d - x(2)
let me know if you have any other questions
:)
Answer:
Step-by-step explanation:
221