190mph
I used speed calculator with advanced mode
HTTP://www.omnicalculator.com/everyday-life/speed
Answer:
OMGGGG WANNA WRK ON THIS TOGETHER I NEED THIS PROBLEM TOOOOO
D (-4 , -1)
relflected over x-axis= (4 , 1)
180 degrees= (-4 , -1)
Lacey, because you have to do the opposite when you want to get rid of a number. She subtracted 20 because it was originally positive 20. Chris messed up and did not do the opposite, subtraction, and instead he added 20