Simplify: 4x=3/7
a- 7/7
b- 3/11
c- 3/28
d- 12/7

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

(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 .

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me