Question

Calculati : triplul sumei dintre numar si 8 este jumatatea din 108

Answer 1

3*( a+8)= 108/2-> 3a+ 24= 54-> 3a= 54-24-> 3a=30-> a= 30/3=> a=10

Answer 2

3(x+8)=108:2
3(×+8)=54
x+8=54:3
x+8=18
x=18-8
x=10