Four fair coins are tossed simultaneously Write the sample space as ordered quadruples where H represents heads and T represents tails, e. g. or HHHT. Indicate how many total possible outcomes there are

The sum of two numbers is 86, and their difference is 20. find the two numbers

Can someone pls ! pls answer all. no explanation needed..

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.