May has 10 fewer marbles than Albert
May has 5 more marbles than Jenny
Albert gives 4 marbles to Jenny
May gives antoher 6 marbles to Jenny
Jenny has 13 marbles now
how much may and ablert have at first

Question

May has 10 fewer marbles than Albert 
May has 5 more marbles than Jenny 
Albert gives 4 marbles to Jenny 
May gives antoher 6 marbles to Jenny 
Jenny has 13 marbles now 
how much may and ablert  have at first

konradzuse · Answer

May = x -10
Albert = x
Jenny = x - 15

Albert = x - 4
May = x - 16
Jenny = (x - 15 + 6 + 4) = 13

anonymous · Answer

what one did they start out with?

konradzuse · Answer

doesn't matter really, we only needed the original info to determine an X.

anonymous · Answer

so it dosent matter which one they started out with?

konradzuse · Answer

it does, but we need to find out x from the end point...  Do you see it?

anonymous · Answer

no can you explain

konradzuse · Answer

Jenny = (x - 15 + 6 + 4) = 13

konradzuse · Answer

we know Jenny = 13, so we can figure out x from this.

anonymous · Answer

oh okay i get it

anonymous · Answer

thank you!

konradzuse · Answer

show me what you did.