How many dimes are in 16 quarters

Use set buikder notation to represent the following set: {, -2, -1, 0}

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Which shows how to solve the equation 3/4x=6 for x in one step?