1)500,1000
2)200,200,200,200,200
3)250,250,250,250
1)100,150,200,250,300,350,400
2)450,500,550,600,650,700
3)50,100,150,200,250,300,350,400,450,500,550,600,650,700,750,800,850,900,950,1000
1)22х-10-17х=55
5х=55+10
5х=65
х=13
2)40х+15-12=83
40х=83-15+12
40х=80
х=2
3)14х+63+3х=114
17х=114-63
17х=51
х=3
4)12х+39-25=74
12х=74-39+25
12х=60
х=5
18*2 больше 18*1..........
207+1259388 х 56 = 207+70525728=70525935
0,6*2=1,2 6/7х+2/7х= 8/7х