Question

решите уравнение:
((259-(45+X))-16=125
и
(34+(19-у)+15)=68

Answer 1

((259-(45+x))-16=125
(259-45-x)-16=125
259-45-x=125+16
-x=125+16+45-259
-x=-73
x=73

(34+(19-y)+15)=68
34+19-y+15=68
-y=68-34-19-15
-y=0
y=0