4X-4=8 - 3
10=5X=20 - 2
14X+8=24 - 1,14
3+X=0 - -3
12-7+4X=25 - 5
40X-20=60 - 2
18-3X=9 - 3
18+8X=24 - 1
5X+3=38 - 5