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a fost răspuns

rezolvati va rog repede dau 15 puncte 3*(2x+8)=48

Răspuns :

0000000
3·(2x+8)=48 |:3
2x+8=48:3
2x+8=16 |:2
x+4=8 |-4
x=4
Albatran
2x+8=48:3
2x+8=16
2x=8
x=4

verificare
3(2*4+8)=3*16=48, adevarat, bine rezolvat
as simple as that!!