maggi buys 3/4 pounds of blueberry and uses 3/5 to make a smoothie how many pounds of blueberrys did mggi use to make a smoothie
2 answers:
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Rearranging the first equation gives:
Substituting this into the other equation gives:
If x=-1:
So x=-1, y=-5
Substituting this into the other equation gives:
If x=-1:
So x=-1, y=-5
Answer:
Step-by-step explanation: