When i was of ur age you were 4 years old and when you will be of my age i will be of age 40...so what is the age of both frnds?
Answers
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let x and y be current ages
y-(x-y)=4
-x-2y=4
x+2y=-4
x=-4-2y
x+(x-y)=40
2 (-4-2y)-y=40
-3y=48
y=16
x=-4-2×-16
=32-4
28.
y-(x-y)=4
-x-2y=4
x+2y=-4
x=-4-2y
x+(x-y)=40
2 (-4-2y)-y=40
-3y=48
y=16
x=-4-2×-16
=32-4
28.
Answered by
0
Answer:
28
Step-by-step explanation:
friend 1=x
freind2=y
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