PLEASE ANSWER ASAP!!!

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=