Răspuns :
1) a+32=800=>a=800-32=>a=768
2) x+22=192=>x=192-22=> x=170
3) 376+2812:a+73+73=559=> 2812:a+552=559=>2812:a=>559-552=>2812:a=7=>a=2812:7=>a=401.71
2) x+22=192=>x=192-22=> x=170
3) 376+2812:a+73+73=559=> 2812:a+552=559=>2812:a=>559-552=>2812:a=7=>a=2812:7=>a=401.71