Question

(x−18,2)+0,31=4,7
Ответ: x=

Answer 1

(x-18.2)+0.31=4.7
x-18.2=4.7-0.31
x=4.7-0.31+18.2 = 22.59

Answer 2

47-0,31=46,69
х-18,2=46,69
х=46,69-18,2
x=28,49