1)x+3.72=8
х=8-3.72
х=4.28
2)x-12.956=11.034
х=11.034+12.956
х=23.99
3)(28-x)+35.6=43.214
28-х=7.614
х=20.386
1)x+3.72=8
х=8-3.72
х=4.28
2)x-12.956=11.034
х=11.034+12.956
х=23.99
3)(28-x)+35.6=43.214
28-х=7.614
х=20.386