6. The coefficient of the fourth and fifth terms are equal in the expansion of (1 + +1/3x)^n. Find the value of n. ​

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2