 
 <translate> Let x be the amount of rain in the first hour. It rained 2x + 7 inches in the second hour. x + 2x + 7 = 22. 3x + 7 = 22. 3x = 15. x = 5 inches. Final answer: 5. <hau> Bari x ya zama yawan ruwan sama a sa'a ta farko. An yi ruwan sama 2x + 7 inci a cikin awa na biyu. x + 2x + 7 = 22. 3x + 7 ya yi daidai da 22. 3x = 15. x = 5 inci. Amsar ƙarshe: 5. 