1) 2x - (3/7)x = 33/7
(11/7)x = 33/7
x=3
2) 9x-45= -x
9x+x=45
10x=45
x=9/2
x=4,5
3) x-6 = 0 ; 4x-6 = 0
x=6
x=3/2
x1 = 3/2 ; x2 = 6
x1 = 1,5 ; x2 = 6
1) 2x - (3/7)x = 33/7
(11/7)x = 33/7
x=3
2) 9x-45= -x
9x+x=45
10x=45
x=9/2
x=4,5
3) x-6 = 0 ; 4x-6 = 0
x=6
x=3/2
x1 = 3/2 ; x2 = 6
x1 = 1,5 ; x2 = 6