Question

решите уравнение
(у+26,1)*2,3=70,84

Answer 1

Y + 26,1 = 70,84 : 2,3 
Y + 26,1 = 30,8 
Y = 30,8 - 26,1 
Y = 4,7 

Answer 2

$(y+26.1)*2.3=70.84\y+26.1=70.84:2.3\y+26.1=30.8\y=30.8-26.1\y=4.7$