Question

упростите 48-(10+в)= 350+т-50= (15+в)-50= а-20-30

Answer 1

48-10-в= 350+т-50=15+в-50=а-20-30
58-в=300+т=в-35=а-50
-в-в-а-т= -58-300+35-50
-2в-а-т=-373