The answer is 9
both 81 and 63 are dividable by 9, and nothing higher
The only reason an inequality would change would be because a number is divided or multiplied by a negative number. So if it stayed the same, then it would be because there was no division or multiplication by a negative number. Hope I helped :)
The angles have to have a 90 degree angle , and they have to be equal too
3 dollars pound because since it is 3/4 you can do: 2.25/3 and get 0.75. Thus means 0.75 is 1/4 a pound. 0.75 x 4 will get you dollars for pound. So 3
A couple is 2. Hope this helps.
