1) 1/x+ 3/2 2/5*x = 3/4, x ≠ 0
1/x + 3/12/5x = 3/4
1/x + 3/12x/5 = 3/4
1/x + 5/4x=3/4
9/4x=3/4
36=12x
12x=36
x=3, x ≠ 0
x = 3
2) 1/x - 2/ 4 2/3x = 2/7 , x ≠ 0
1/x - 2/14/3 x = 2/7
1/x - 2/14x/3 = 2/7
1/x - 3/7x = 2/7
4/7x = 2/7
28 = 14x
14x = 28
x = 2 , x ≠ 0
x=2
3) 6/ 3 1/3x + 1/x = 2/5 , x ≠ 0
6/10/3 x + 1/x = 2/5
6/10x/3 + 1/x = 2/5
9/5x + 1/x = 2/5
14/5x = 2/5
70 = 10x
10x = 70
x = 7 , x ≠ 0
x = 7
1) 1/x+ 3/2 2/5*x = 3/4, x ≠ 0
1/x + 3/12/5x = 3/4
1/x + 3/12x/5 = 3/4
1/x + 5/4x=3/4
9/4x=3/4
36=12x
12x=36
x=3, x ≠ 0
x = 3
2) 1/x - 2/ 4 2/3x = 2/7 , x ≠ 0
1/x - 2/14/3 x = 2/7
1/x - 2/14x/3 = 2/7
1/x - 3/7x = 2/7
4/7x = 2/7
28 = 14x
14x = 28
x = 2 , x ≠ 0
x=2
3) 6/ 3 1/3x + 1/x = 2/5 , x ≠ 0
6/10/3 x + 1/x = 2/5
6/10x/3 + 1/x = 2/5
9/5x + 1/x = 2/5
14/5x = 2/5
70 = 10x
10x = 70
x = 7 , x ≠ 0
x = 7