Answer:
17.5
Step-by-step explanation:
17×4=68; half of 4 is 2; 68+2=70
The score range that sally would have to make a 90 average is 85-100
<span>-7 • (a4 - 81a2 - 162)27
-------------------------------- hope it helps
27</span>
Quadrant 2 is the only one that can satisfy the condition. In there, x<0 and y>0