Which are rational numbers? Check all that are true.
1111
0
1
1111
-1, 111
4/ܢ
D 2

Assemble the proof by dragging tiles to the statements and reasons column

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers