Question

5 la puterea 2x+1 =5 la puterea 13

Answer 1

5 la 2x+1=5 la 13
=>2x+1=13=>2x=13-1=12=>x=12/2=6
sper ca te-am ajutat

Answer 2

2x+1=13
2x=13-1
2x=12
x=12:2
x=6
S={6}