Mr. Goldstein is driving to Houston. The equation y = -45x + 270 represents the numbers of miles that he still has to travel after driving for x hours. What is the slope of the line and what does it represent in this situation? -45 and it represents the number of miles he had to drive

-45 and it represents the number of driving miles per hour

270 and it represents the driving miles per hour

270 and it represents how many miles he had to drive

The system of equations graphed below has how many solutions? y = 2x + 2

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit