-8z+12=-12

plz help asap
what is the answer
and what does z stand for??!??

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

(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 .

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships