Problema Solution
It costs a band $8 per t-shrit produced. At a small festival the band gives away 10 t-shirts and sells others for $20 each. Their total t-shirt related profits is $304, how many t-shirts did the band sell?
Answer provided by our tutors
Let 'x' represent the number of t-shirts sold.
(x - 10)*20 - 8x = 304
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click here to see the equation solved for x
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x = 42 t-shirts
The band sold 42 t-shirts.