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Mathematics
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Johnny and Mary Elizabeth ate lunch at McDucks. Johnny purchased 4 hotdogs and 3 drinks for $11. Mary Elizabeth purchased 2 hotdogs and 2 drinks for $6. Let x represent the cost of each hot dog and y the cost of each drink. Write the system you would used to find the cost for one hotdog and one drink and state the cost of each.
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4x + 3y = 11 2x + 2y = 6
thnx
yw
to find the value of x and y multiply the first equation by -2 and the second by 3
adding the 2 new equation will eliminate y so you can then find x then to find y plug in the value of x you just found into one of the original equations and solve for y
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Thnx for ur help!
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