Think of this situation as a system of equations.
let y be the price of hotdogs
let x be the price of hamburgers
5y + 2x = 8
2y + 5x = 9.50
now use your solution method of choice
substitution, elimination, matrices, etc
I think its 1.012(500 - 100) = 400* 1.012 = 404.80 dollars
No. You can’t add the two lower numbers up to make the bigger number making them not a triangle.
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