Question

Va rog rapid!Dau coroana

Answer 1

Răspuns:

4x/5+(10x/100)⁽¹⁰=1

²⁾4x/5+x/10=¹⁰⁾1

8x+x=10

9x=10=>x=10/9

raspuns e

Answer 2

Răspuns:

4/5x + 10%x = 1

4/5x + 10/100x = 1

4/5x + 1/10x = 1

8/10x + 1/10x = 10/10 | : 10

8x + x = 10

9x = 10

X = 10/9