Question

Ecuaciones logaritmicas:
log 2 + log (x+3) = log 7

Answer 1

$log(2)+log(x+3)=log(7)\\ \\log[2(x+3)]=log(7)\\ \\log(2x+6)=log(7)\\ \\10^{log(2x+6)}=10^{log(7)}\\ \\2x+6=7\\ \\2x=1\\ \\x=\frac{1}{2}$