Answer:Answer:
the added person age is 26
Step-by-step explanation:
let the added person age is A
the six person mean is (23+19+12+21+13+A)/6=19
=> 88+A/6=19
=>A=(19×6)-88
there fore A=26
Answer: y=2/3x
Step-by-step explanation:
Answer:
i used to know how to do this but i forgot sorry hope someone helps
Step-by-step explanation:
Good Luck!!
This is the same as multiplying 10 by 28, which equals 280
