Question

2+(2+2+2:m)×2=12 am nevoie de ajutor urgent

Answer 1

Răspuns:

2+a×2=12 (notam paranteza cu a)

a=(12-2)÷2

a=10÷2=5

2+2+2÷m=5

2÷m=5-2-2

2÷m=1

m=2×1=2

Answer 2

2+(2+2+2:m)×2=12

(2+2+2:m)×2=12-2

(2+2+2:m)×2=10:2

2+2+2:m=5

4+2:m=5-4

2:m=1×2

m=2