Lots of points !

what is the solution of the system of equations?

3x+2y+z=7
5x+5y+4z=3
3x+2y+3z=1

.

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

Jim had 3,067.48 in his checking account he wrote a check to pay for two airplane tickets. his account now has 1,845.24.