Question

Va rog repede dau coroana ​

Answer 1

Răspuns:

1. ab=4×2=8

2. 8/2=12/3

3. 2/4=1/2

4. 10x=10

x=1

5. 2b=3a

a+b=5|×3

3a+3b=5

2b+3b=5

5b=5

b=1

a+b=5

a=4