Question

7,2*3,8+(3,24-2,1312):0,42

453x-0,1827y, если х=0,1;y=100

5,6:(x+1,6)=0,08

Answer 1

1) ...=27,36+1,1088÷0,42=27,36+2,64=30
2) ...=453×0,1-0,1827×100=45,3-18,27=27,03
3) 5,6÷(х+1,6)=0,08
х+1,6=5,6÷0,08
х+1,6=70
х=70-1,6
х=68,4
Проверка:
5,6÷(68,4+1,6)=5,6÷70=0,08