3y+15> -6

y=3

y= -7

y=13

y= -13

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

I’m stuck on this equation, anyone got the answer?

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.