V THIS SECTION Q1. A binary operation is defined on the set R, of real numbers by x*y=x+y+8, where x, y ER.
a) Calculate 6 * (85) b) Determine whether or not the operation is i) commutative ii) associative
c) find the identity element of the operation d) find the inverse under 6.​

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

The tile along the edge of a triangular community pool needs to be replaced? ?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!