Question

Помогитe решить
(x+3.5)*8-7.2=26.4

Answer 1

(x+3.5)*8-7.2=26.4
(x+3.5)*8=26.4+7.2
x+3.5=4.2
x=4.2-3.5
x=7.7

Answer 2

ой, в конце x= 0.7

Answer 3

8х+ 28=26,4+7,2 8х=33,6-28 8х=5,6 х=0,7