Saved Bookmarks
| 1. |
If the ordered pairs (x - 1, y + 3)and (2, x + 4)are equal, find x and y.a) 1.4b) 3.4c)3.7d) 3.2 |
|
Answer» x-1,y+3=x+4,2. so x-1-x+4 = y-3+2. 3=y-1y=2 x-1,y+3=x+4,2 x-1,2+3=x+4,2 x-1,5=x+4,2 2x=3 x=3/2 x+y =1.5+2=3.5. it is CLOSE to 3.4 so answer should be B)3.4 |
|