Find the output of the linear equation y=7x+4 when the input is −2

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.