John buys 2 shirts. The first shirt costs $6 more than the second shirt. If the first shirt costs $15, how much, in dollars, did the shirts cost in total?
Ҷон 2 курта мехарад. Куртаи аввал $6 бештар аз куртаи дуюм арзиш дорад. Агар куртаи аввал $15 арзиш дошта бошад, куртаҳо дар маҷмӯъ чанд доллар арзиш доранд?
How much does the second shirt cost? ** The second shirt is 15-6=<<15-6=9>>9 dollars.
How much did the shirts cost in total? ** Both shirts cost 15+9=<<15+9=24>>24 dollars.
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How much does the second shirt cost? ** Дуюм shirt 15-6=<<15-6=9>>9 доллар аст.  
How much did the shirts cost in total? ** Ҳарду shirt 15+9=<<15+9=24>>24 доллар арзиш доранд.  
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