X-2/7X=3/4
70%X + 20%X = 3.6
25% + 10X =4/5
X - 15%X = 68
X+3/8 X=121
5X-35/21 =5/11
6X+5 =13.4
X(6/35) =(26/45) (13/25)
2(x-0.6)=4
(0.5+x)+x=9.82
2(X+X+0.5)=9.8
25000+x=6x
3200=450+5X+X
X-0.8X=6
12x-8x=4.8
7.5*2X=15
1.2x=81.6
x+5.6=9.4
52-x =15
91x =1.3
X+8.3=10.7
15x =3
3x-8=16
7(x-2)=2x+3
3x+9=2718(x-2)=270
12x=300-4x
7x+5.3=7.4
3x5=4.8
30x+25=85
1.48-2x=6
6x-12.83=0.06
410-3x=170
3(x+0.5)=21
0.5x+8=43
6x-3x=18
(200-x)5=30
(x-140)70=4
0.1(x+6)=3.30.4
4(x-5.6)=1.6
7(6.5+x)=87.5
(27.5-3.5)x=4