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➷ T
B
✽ Ok, so B is the number of boys and T is the number of teachers.
➷ 

✽ Then solve the second equation for B.
➷ 
✽ Plug into the first equation to find T.
➷ 

✽
➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
↬ May ♡
Answer:
sales tax = $3.9
total cost = $68.9
Step-by-step explanation:
tax = 65*0.06 = 3.9
total cost = 3.9 + 65 = 68.9
Answer:

Step-by-step explanation:
1) Remove the parentheses.

4x=22-10
x=12/4
Answer: x=3