Answer:
slope
:
The steepness of a line expressed as a ratio, using any two points on the line.
y-intercept
The value of  y  at the point where a curve crosses the y-axis.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
the answer is 3/4
Step-by-step explanation:
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Answer:
the answer is 60
Step-by-step explanation:
because 2(30)=60
 
        
             
        
        
        
(-7x² + 3) + (4x² + 2x - 1)
-7x² + 3 + 4x² + 2x - 1          
(-7x² + 4x²) + (3 - 1) + 2x      collect like terms
-3x² + 2x + 2     
hope this helps, God bless!
        
             
        
        
        
Answer: 536.142 in^2
Step-by-step explanation:
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