Mathematics, 07.06.2021 20:00 naruto63
Solve by the substitution method
6x+5y =-26
-9x+y= 56
Answers: 2
Mathematics, 21.06.2019 18:40
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
Answers: 3
Mathematics, 21.06.2019 19:30
Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?
Answers: 1
Solve by the substitution method
6x+5y =-26
-9x+y= 56...
6x+5y =-26
-9x+y= 56...
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