Evaluate the expression for the given value of the variables.

0.7c-2.7d
c=13,d=3

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base