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You and some friends go to eat, sodas and burgers. You buy a total of 11 items. Drinks(x) cost $3 each and burgers(y) cost $5 each. You spend a total of $45.

A.Write a system of linear equations that represents the situation.
B.how many drinks and burgers were bought?
*show work*
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User WarFox
by
4.3k points

1 Answer

13 votes
3x+5y=45
X+y=11
3x+3y=33
5y=45-3x
Y=15-3/5x
X+15-3/5x=11
X-3/5x=-4
5x-3x=-20
X=10
Y=1
User Afaq Ahmed Khan
by
4.7k points