Write the number -0.37 as a quotient of integers to show that it is rational

What are the domain and range of the function? f(x) = -4 (sqrt)x

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.