(30142+z):876=49; 51815:(p-975)=1205 решите плиз

Question

(30142+z):876=49; 51815:(p-975)=1205 решите плиз

Answer 1

30142+z=876*49=42924
z=42924-30142=12782

p-975=51815:1205=43
p=975+43=1018