Is negative 19 a rational number

2÷6+1/2 to the second power plus one

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.