Question 1109749
Let {{{ a }}} = number of shirts bought
Let {{{ b }}} = number of pairs of pants bought
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{{{ 4a + 7b = 41 }}}
There are 2 unknowns but only 1 equation, so I
have to use trial and error
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shirts - - - - - - pants - - - - - - total cost
0 - - - - - - - -  6 - - - - - - - - 42
1 - - - - - - - - 5 - - - - - - - - - 39
2 - - - - - - - - 5 - - - - - - - - - 43
3 - - - - - - - - 4 - -- - - - - - - 40
5 - - - - - - - - 3 - - - - - - - - - 41
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He bought 5 shirts and 3 pairs of pants