What is the original price of a telescope the discount is 30% and the sale price is $126?

In the diagram of circle a what is m

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

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.