Help m Identify Structure Name the property illustrated by the following.
a. X+(-x) = 0
b. x + (-y) = -y + x

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Which of the following circles have their centers in the third quadrant?

Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.