X = 35- 12 X = 50-30 X = 900/450 X = 49/7

X= 13 X=20 X=2 X=7

4X= 104 X- 18=30 4X=6 .4 X+4= 10

X= 104/4 X=30+ 18 X=6 .4/4 X= 10-4

X=26 X=48 X= 1 .6 X=6

X/ 16 = 5 X+4 = 10 42/X = 14 10X = 60

X = 16 * 5 X = 10-4 X = 42/ 14 X = 60/ 10

X=90 X=6 X=3 X=6

X+8=40 9-X=5 .4 X+5 .8=9。 6 2X=3. Eight

X=40-8 X=9-5 .4 X=9 .6-5。 8 X=3 .8/2

X=32 X=3 .6 X=5 .8 X= 1 .9

2X+5 .8=9。 6 10-2X=0 0 .5X+4=5 3X+3= 15

X=3 .8/2 X= 10/2 X= 1/0 .5 X= 12/3

X= 1 .9 X=5 X=2 X=4

10X-6 = 64 46-X = 24 18+X = 35 X/4 = 35

X = 70/ 10 X = 46-24 X = 35- 18 X = 35 * 4

X=7 X=22 X= 17 X= 140

X*7=49 6X=48 X+3 .8=4 1。 5/X=5

X=49/7 X=48/6 X=4-3 .8 X= 1 .5/5

X = 7 x = 8 x = 0.2 x = 0.3

9x = 018-4x = 6 2x+3x = 501.3+2x = 9.7

X=0/9 X= 12/4 X=50/5 X=8 .4/2

X=0 X=3 X= 10 X=4 .2

10-X=9 .8 2X+5=9 7X-8=6 X-5-6= 12

X= 10-9 .8 X = 14/2 X = 14/7 X = 1 1+ 12

X=0 .2 X=7 X=2 X=23

19-2X = 5 96/8X = 3 6X-4X = 18 1 1X+9X = 18

X = 14/2 X = 32/8 X = 18/2 X = 18/20

X = 7 x = 4 x = 9 x = 0.9.

(* _ _ *) Hee hee ... Is forty enough?