Nova receives a bill for her cell phone each month. she pays a flat fee of $35 35 plus $0.05 0 05 per text message. this month, her bill without taxes was $51.50 51 50 . which equation gives the number of text messages, t t , she sent this month?

51.50 + 0.05x + 35.35   
(x being the amount she sent)

Nova pays a flat fee of $35.35. She pays $0.05 per text message.

Her bill was $51.50

first subtract the flat fee from the total amount

51.50 - 35.35 = 16.15

Then divide 0.05 from 16.15

16.15/0.05 = 323

Nova sent 323 text messages.

hope this helps