 
<translate> Melony tana samun ribar $21 duk lokacin da ta sayar da riguna 3 kuma ta ninka ribar sau hudu idan ta sayar da takalma biyu. Yaya yawan ribar da za ta samu idan ta sayar da riguna 7 da takalma 3? Bari mu amsa mataki-mataki: <eng> Melony makes $21 of profit every time she sells 3 shirts and four times as much profit when she sells two pairs of sandals. How much profit will she make if she sells 7 shirts and 3 pairs of sandals? Let's answer step by step: 