Question

Urgent dau coroana si 5 stele daca rezolvati asta pana maine la 2​

Answer 1

Răspuns:

1. 90 - 30=60

2. 1/4*10/100*80=1/4*8=2

3.  4 numere prime

4. P=6*m=6*5=30

6. 10-6=4 km

II. 2. a+b=130   a= 3b+2

3b+2+b=130    4b=128  => b=128:4=32

a= 3*32+2=98    a= 98  b= 32