SOLUTION: solve each equation -b+-20=20

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Question 107559: solve each equation
-b+-20=20
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
-b%2B-20=20
-b%2B%28-20%29=20
-b-20=20
-b-20%2B20=20%2B20
-b%2B0=40
-b=40
-%28-b%29=-40
b=-40

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