100
4x+9=10
What is x=0.25
100
7x-4x+2=12
What is x=3.33
200
9x+7=12
What is x=1.8
200
12x+8-3+9x=18
What is x=0.61
200
12+2x-4x
What is 12-2x
200
7x-49=-98
What is x=-7
300
(x/12)=9
what is x=108
300
5x+9-4x+2=12
What is x=1
300
19-4x-2x+7+-2
What is -6x+24
400
(x/18)+9=18
What is x=0.5
400
12+24x-4+2=4
What is x=-3.5
400
-4+2-7x+21x-10
What is 14x-12
500
(x/20)=14
What is x=280
500
7.6+9x=0.5
What is x=.80
500
8x+17-20-6x=21
What is x=12
500
-21+7x-3+17x+2
What is -22+24x
500
9+2-10x+10x=11
What is x=10