19,2-0,1*(m+n) при (m+n)-1,6=4,8

Question

19,2-0,1*(m+n) при (m+n)-1,6=4,8

Comments

=18,56

Answer 1

Найдем (m+n)
(M+n)-1,6=4,8 =>
M+n=4,8+1,6=6,4
19,2-0.1*(6,4)=19,2-0,64=18,56