SOLUTION: m2+8m=-7

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Question 88950: m2+8m=-7
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Solve for m:
m%5E2%2B8m+=+-7 Add 7 to both sides.
m%5E2%2B8m%2B7+=+0 Factor.
%28m%2B1%29%28m%2B7%29+=+0 Apply the zero products principle.
m%2B1+=+0 or m%2B7+=+0
If m%2B1+=+0 then m+=+-1
If m%2B7+=+0 then m+=+-7
Solututions:
x = -1
x = -7