Is this proportional or non-proportional?

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

Landon wrote that 3−2.6=4. which statement about his answer is true?

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.