Question

(2y+6)÷3-4=y÷2+1
Решите плз

Answer 1

(2у+6):3-4=у:2+1
(2у+6):3=у:2+5
у=9+15-6
у=18.                   проверка   (2*18+6):3-4=18:2+1
                                             42:3-4=9+1
                                               14-4=10
                                                  10=10.