Which of the following accurately displays the commutative property (check all that apply)? *
(a + b + c)-(d + e + f) = (d + e + f) - (a + b + c)
3 + 5 = 5+ 3
ab = ba
1/3 = 3/1

Anyone know? will mark brainliest if correct!

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?