Start at -8 move to the left 8 more times,. You get -16.
Okay!
7200 divided by 12 is 600
So it's 600 per oz
Answer : c
If all were dimes, the value would be $3.30. Brendan has $2.85 more than that. Each quarter that replaces a dime increases the value by $0.15, so Brendan must have $2.85/$0.15 = 19 quarters.
Brendan has 14 dimes and 19 quarters.
6sqrt2 for both since there equivalent