0.875 is a terminating decimal and as a fraction it is 7/8
|2r + 9| = 5 So 2r + 9 = 5 or 2r + 9 = -5 so that 2r = -4 or 2r = -14 r = -2 or r = -7
12-2r = 10
4r2-25 = (2r)2-52 = (2r-5)(2r+5)
2r-1=9 2r =10 r =5
11
2r + 5 - - 1 When simplified: 2r + 6
If it stops there as 0.7 then it is a terminating decimal number
2r
Terminating?
2r + 4 or 2*(r+2)
2R = 2.5 inch x 3.5 inch