kassandra10 kassandra10

12-12-2017
Mathematics

contestada

Mary is 6 years older than Het sister jelly.The sum of their ages is 48.how to kid is jelly?

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curlygirlp0setd curlygirlp0setd

12-12-2017

Jelly is 21 years old.

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AnimeBrainly AnimeBrainly

12-12-2017

Mary is: x + 6
Jelly is x
Their sum is 48

x + x + 6 = 48
2x + 6 (-6) = 48 (-6)
2x = 42
2x/2 = 42/2
x = 21

Jelly is 21 years old
Mary is 27 years old

hope this helps

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