336:x=14
x=336:14
x=24
16x:7x=612
x(16-7)-612
9x=612
x=612:9
x=68
а) O = 15 ; L = 45 ; E = 75 ; D = 105
б) N = 250 ; U = 750 ; T = 1000
в) I = 40 ; K = 120 ; A = 160 ; S = 200
<span>1 2/9-1 1/3+1 5/18=
1)1 2/9-1 1/3=11/9-4/3=11/9-12/9=-1/9
2)-1/9+1 5/18=-2/18+23/18=21/18=1 3/18=1 1/6
</span>
1+3+5+7+9+11+13+15+17+19+21+23+25
Реши на канкуляторе)))