SOLUTION: Rewrite in two unknowns. Let x and y represent the two unknown quantities. Define what x and y represent. A storekeeper wishes to mix tea worth $15/kg with tea worth $19/kg to mak

Algebra ->  Linear-equations -> SOLUTION: Rewrite in two unknowns. Let x and y represent the two unknown quantities. Define what x and y represent. A storekeeper wishes to mix tea worth $15/kg with tea worth $19/kg to mak      Log On


   

Question 179761: Rewrite in two unknowns. Let x and y represent the two unknown quantities. Define what x and y represent.
A storekeeper wishes to mix tea worth $15/kg with tea worth $19/kg to make a mixture at $17.20/kg.
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
the two unknowns are the amounts of $15/kg tea, which we will call x,
:
and the amount of $19/kg tea which we will call y.