Solve: -3r + 8 + 2r = -1
What does r equal?
R =

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.