SOLUTION: -4e-9=19

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Question 355367: -4e-9=19
Found 2 solutions by rfer, mitch16:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
-4e=28
e=28/-4
e=-7

Answer by mitch16(1) About Me  (Show Source):
You can put this solution on YOUR website!

-4e-9=19
-9-19=4e
-28=4e divide both sides by 4 to get the value of e
-7=e