9. There are 72 members of the show choir. There are 6 more boys than girls in the choir. a. Write the model of a system for the above situation. Do you need to multiply any of the equations by a constant before solving by elimination? Explain.

for me what is finding a good play list and going out because i can not lay down and relax so i usually go to a coffee shop. i also use the gum trick and this actually works. another advice is highlighting subjects it really does me remember certain things

step-by-step explanation:

1. perpendicular

2. parallel

3. perpendicular