Aschool club sold 220 shirts for a fundraiser. adult shirts cost $20 each and child shirts cost $15 each. the total collected for all the shirts sold was $3,550. how many adult-size shirts were sold?

what you have to do is 15 divide by 3,550 and if have remainder  add as a nother shirt hope i help if not sorry

Step-by-step explanation:

answer: about 22.67

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.