Answer:
9 units
Step-by-step explanation:
Calculate the absolute value of the difference, that is
| - 2 - 7 | = | - 9 | = 9 , or
| 7 - (- 2) | = | 9 | = 9
6.4 rounded to the nearest whole number is 6
Y-6 = 15-6=9
2y+x= 2(15) + 3= 30+3 = 33
Is this a system of equations? Lmk in the comments