Answer:

Step-by-step explanation:

Answer:
y=-0.5x+8
Step-by-step explanation:
stat, or just rise over run
Answer:
1 solution
Step-by-step explanation:
s² - 35 = -35
Add 35 to both sides: <em>s² = 0</em>
<em>s can only be 0, and 0 has no positives nor negatives</em>, so one number.