3420/9=380 He used 380 boxes in his first week.
Answer:
15x^2-x-2
Step-by-step explanation:
that's you're answer
1
None of the sides are equal. Isosceles means that 2 sides are equal. Equilateral means that all sides are equal.
11/8 as a decimal... 1.375
5/9 as a decimal... 0.55555556
