I met a Karen up close and personal at Starbucks

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Negative 5 1/12 + negative 4 1/4 + 6 3/4