20X-50 = 50 28+6X = 88 32-22X = 10

24-3X = 3 10X *(5+ 1)= 60 99X = 100-X

X+3 = 18 X-6 = 12 56-2X = 20

4y+2=6 x+32=76 3x+6= 18

16+8x=40 2x-8=8 4x-3*9=29

8x-3x= 105 x-6*5=42 x+5=7

2x+3 = 10 12x-9x = 9 6x+ 18 = 48

56x-50x=30 5x= 15 78-5x=28

32y-29=3 5x+5= 15 89x-9=80

100-20x = 20 55x-25x = 60 76y-75 = 1

23y-23 = 23 4x-20 = 0 80y+20 = 100

53x-90 = 16 2x+9x = 1 1 12y- 12 = 24

80+5x = 100 7x-8 = 6 65x+35 = 100

19y+y = 40 25-5x = 15 79y+y = 80

42x+28x = 140 3x- 1 = 8 90y-90 = 90

80y-90 = 70 78y+2y = 160 88-x = 80

9-4x = 1 20x = 40 65y-30 = 100