Keisha sold hats and shirts at a festival. She made $36 from selling hats. She also sold x shirts and made $9 for each shirt. She made a total of $99

She sold 7 shirts

Step-by-step explanation:

The first step is to find out how much Keisha made from shirts we do this be subtracting the amounot of money she made from hats from the total

99 - 36 = 63 now we divide 63 (amount she made from shirts) by 9 (amount each shirt sold for)

63 : 9 = 7

Therefore she sold 7 shirts

36+9x=99

x=7

Step-by-step explanation:

36+9x=99

Subtract 99 and 36:

63

9x=63

Divide:

x=7