3x+5*4.4=40
3x+5*4.4=40
3x+22=40
3x=40-22
3x=18
x=6
How to solve 40% x = 3x-10
0.4x=3x-10
4X = 10
6 x = 10
If the coefficient is reduced to one, x = 50 / 13
3x + 11-x = 12----
3X+11-x=12
3x-x=12-11
2x=1
x=0.5
How to solve 75-x = 12 + 3x
75-X=12+3X
75-12=3x+x
4x=63
x=63/4
X = 15 and 3 / 4