Question

Помогите :
В)18+(16-x)*8=90

Answer 1

В)18+(16-x)*8=90
18+128-8x=90
18+128-90=8x
56=8x
x=7

Answer 2

18+(16-х)*8=90

Answer 3

что*

Answer 4

что?

Answer 5

18 + (16 – х) • 8 = 90
18 + 128 – 8х = 90
146 – 8х = 90
– 8х = 90 – 146
– 8х = – 56
х = 7