SOLUTION: I need help making a system of equations using this word problem: Janice is selling souvenir T-shirts at the annual Fiddle Contest in Bushnell Park. Her expenses are $400 to rent

Question 430610: I need help making a system of equations using this word problem:
Janice is selling souvenir T-shirts at the annual Fiddle Contest in Bushnell Park. Her expenses are $400 to rent the booth and $5 for the blank T-shirts. After printing the design she will then sell them for $17 each. How many T-shirts must she sell to break even?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Janice is selling souvenir T-shirts at the annual Fiddle Contest in Bushnell Park. Her expenses are $400 to rent the booth and $5 for the blank T-shirts. After printing the design she will then sell them for $17 each. How many T-shirts must she sell to break even?
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Expenses: E(x) = 400+5t where "t" is # of blank-T-shirts.
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Revenue: R(x) = 17t
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Break Even mean Expense = Revenue
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400 + 5t = 17t
400 = 12t
t = 33 1/3 (# of blank T-shirts she should sell to break even)
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Cheers,
Stan H.
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