What one do you need help with?
        
             
        
        
        
1. 8a+a^2-10
2. v-6w
3. -2c^2+4c
4. z^3+8z^2+5z+7
        
             
        
        
        
Speed= distance divided by time. The answer is 30, and im assuming miles per hour. Hope this helps
        
             
        
        
        
Answer:
C) I only
Step-by-step explanation:
( -1, -2) and (0,4)
Slope:
m=(y2-y1)/(x2-x1)
m=(4+2)/(0+1)
m=6/1
m=6
Slope-intercept:
y - y1 = m(x - x1)
y + 2 = 6(x + 1)
y + 2 = 6x + 6
y = 6x + 4
y - 16 = 6(x - 2)
y - 16 = 6x - 12
y = 6x + 4
 
        
             
        
        
        
Answer:
3/5 
Step-by-step explanation:
5x= 3 
x= 3/5 
hope you understand the answer 
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