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a local hamburger shop sold a combined total of 524 hamburgers and cheeseburgers. The number of cheeseburger sold were 3 times as much as the hamburgers. How many hamburgers were sold

User Camilla
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2 Answers

2 votes
393 for cheeseburgers and 131 hamburgers :)
as 131X3=393
User Bhubhu Hbuhdbus
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5 votes
x=number of hamburgers sold
y=number of cheeseburgers sold

Set up a system of equations:
x+y=524
y=3x

Solve by plugging in 3x for y in the first equation:
x+3x=524
4x=524
x=524/4
x=131

The number of hamburgers sold is 131 and the number of cheeseburgers sold is 393.
User Scottkosty
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