What is the sum of any rational number and its opposite and why

What is the vertex of y=[x] and y=[x-2]

A street sign is 100 inches tall. How tall is it in feet and inches?

Answer to 6 (3c-5d+6)

36/48 in simplest form?

Solve the formula a=iw for I

Which statement is true? 1720 is not reasonable because the sum should be less than 12. 1720 is reasonable because the sum should be between 12 and 1. 1720 is not reasonable because the sum should be greater than 1.

Shae is covering 3 walls in her bedroom with wallpaper. The measurement of each wall is 12ft x14 ft a roll of wallpaper covers 42 square feet. How many rolls should Shae purchase

A logical argument that is presented in graphical form using boxes and arrows is called a

Twelve is at most a number decreased by 7

How do i solve the equation p=IRT to get R?