Plz 1.) 50x-80x 2.) 25m^2n^3-20m^2n

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.

Wanna brainliest? ! ms. mcmahon is building a shed as shown. what is the measure of the angle at the top of the shed? a) 126 b )116 c) 64 d) 32

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3