Sara works at a local hotdog stand. she makes $5.00 per hour (h) and $1 per hot dog (d) that she sells. write an equation that sara could use to determine her pay check.

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?