En la siguiente expresion determinar el valor de x: ln(3)+ln(2x+e^4)=ln(2)+ln(6)+4

Which of these choices show a pair of equivalent expressions?

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?