SOLUTION: The roots of the equation x^2-4x=b are 7 and a. Find the value of a.

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Question 69528: The roots of the equation x^2-4x=b are 7 and a. Find the value of a.
Answer by tanimachatterjee(60) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-4x=b or x^2 -4x -b=0
if 2 roots are 7 ,a

sum of 2 roots =7+a =4/1
or 7 + a=4
or a =-3