Answer:
which no. buddy??.........
(1)...C-1
2-A...(2)
3-B...(3)
(4)....7x-6=0
(5)...7+4x
(6)...5x-10
(7)...5x= -5
x= -1
(8)....-3x= -9
x=3
(9)....x=2
(10...559100t+6423000=11000000
t=4577000/559100=8.18
