Answer: x=-50
Step-by-step explanation:
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Answer:

Step-by-step explanation:

Step 1. Find the slope (by using the slope-formula)
m = slope 





Step 2. Write the equation (using the slope and the points)
Here's how to do it:
Slope-intercept Formula  whrere m = slope and b = y-intercept
 whrere m = slope and b = y-intercept 
Plug in the slope into the Slope-intercept Formula

Find the y-intercept (b) by using a point and substituting their x and y values

Point: (3, 7)




Step 3. Write the equation in Slope-intercept form


 
        
             
        
        
        
1/12 of a pound.
you must use the reciprocal of 4, 1/4, then multiply. so 1/3*1/4= 1/12
        
                    
             
        
        
        
Step-by-step explanation:
-2a + x
Putting values of a = - 2 and x = 7
-2(-2) + 7
4 + 7
= 11