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Thanks for all the likes you guys are so nice!
1.2a+1.15b=(680+118)=798 and a+b=680, Solving for a from the second equation we get: a=680-b Using 680-b for a in the first equation we get: 1.2(680-b)+1.15b=798 816-1.2b+1.15b=798 816-0.05b=798 -0.05b=-18 b=360, and since a=680-b a=320 So the a team was
x=3, y=1 So the answer is 3 :)
Three important properties of the diagonals of a rhombus that we need for this problem are: 1. the diagonals of a rhombus bisect each other 2. the diagonals form two perpendicular lines 3. the diagonals bisect the angles of the rhombus First, we can let O

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