use the numbers below to identify the following :

(everything in the photo, break down each part if possible)

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

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?

Reflect the point (7,0) across the y-axis