Question

(5x - 1,3) * 25,4 = 52,07

Answer 1

(5х-1,3)*25,4=52,07
(5х-1,3)=52,07:25,4
5х-1,3=2,05
5х=2,05+1,3
5х=3,35
х=0,67
(5*0,67-1,3)*25,4=3,35-1,3=2,05*25,4=52,07