5/9 и 7/18 = 10/18 и 7/9
1/2 и 1/3 = 3/6 и 2/6
5/7 и 1/6 = 30/42 и 7/42
<em>5011-(2002+369) = 5011-2371=2640</em>
<em>5011-(2002+878)=5011-2880=2131</em>
<em>5011-(2002+905)=5011-2907=2104</em>
43.7-8.73=34.94
3.8+19.67=23.47
34.94-23.47=0.47
А) (X-32,6)•2,4=1,8:2,4=0,75
X=32,6+0,75=33,35
Б) <span>7,02:</span><span>(Y+1,2)=1,8
</span>7,02:1,8=(Y+1,2)
3,9-1,2=Y
Y=2,7