6,9+2 11/20=6 9/10+2 11/20=6 18/20+2 11/20=8 29/20=9 9/20
9 9/20*2 3/5=189/20*13/5=2457/100=24,57
3,5*2,7=9,45
24,57-9,45=15,12
2 1/12-1 1/18=2 3/36-1 2/36=1 1/36
1 1/36:9 1/4=37/36:37/4=37/36*4/37=1/9
8 1/9-1/9=8
15,12/8=1,89
1)
5 - |x| = 0
|x| = 5
x = -5 и x = 5
2)
7 - |x| = 0
|x| = 7
x = -7 и x = 7
3) 5|x| - 3|x| = 12
2|x| = 12
|x| = 6
x = -6 и x = 6
1. 100298; 100299; 100300; 100301; 100302; 100303; 100304.
246668; 246669; 246670; 246671; 246672; 246673; 246674.
2. 200996; 200997; 200998; 200999.
307601; 307600; 307599; 307598; 307597.
3.567401; 567400; 567399; 567398; 567397; 567396; 567395; 567394; 567393; 567392; 567391.
700999; 700998; 700997; 700996; 700995; 700994; 700993; 700992; 700991; 700990; 700989.
4. 699998; 699999; 700000; 700001.
499999; 500000; 500001; 500002; 500003; 500004; 500005; 500006; 500007; 500008; 500009.
5. 299997; 299998; 299999; 300000; 300001; 300002.
896999; 897000; 897001; 897002
<span>16в-в+5=50
</span><span>16в-в=50-5
15в=45
в=45:15
в=3
Ответ: 3</span>