Answer:
$475
Step-by-step explanation:
7+6+7+5 = 25
25*19 = 475
x+(x+8)+(x+100)=750
3x+108=750
3x=642
x=214
So your numbers are 214, 222 and 314
False, It was till Pack 5 it was going up 3 every pack but at 5 it went up 13 cookies.
There's no diagram, so I made my own.
But I can't prove AD = 2*AB