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Mathematics 9 Online
OpenStudy (anonymous):

Your T-shirt operation is doing a booming trade. Last week you sold 50 tie-dye shirts for $15 each, 30 Suburban State University Crew shirts for $10 each, and 35 Lacrosse T-shirts for $12 each. Use matrix operations to calculate your total revenue for the week

OpenStudy (anonymous):

I figured it out!! 50X$15=750 30X10=300 35X12=420 420+750+300=1470

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