3 years ago

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

2 answers:

4 0

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

fredd [130]3 years ago

3 0

Jelly is 21 years old.

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