Y greater than or equal to -7
The answers is Rational. hope that helps
7) circle all of them8) write 1/the number it is seperatedby for all three and just divide the shapes evenly9) in thing order: no.no.yes,yes
189 because 20.7 rounds to 21 and 9.18 rounds to 9
21 * 9 = 189
If the original angle is x degrees then its supplement is 180 - x degrees.
we have the equation:-
180 - x = 3x + 20
160 = 4x
x = 40
The original angle is 40 degrees and its supplement is 140 degrees