SOLUTION: Please help multiplying this equation (5x+1)(5x-1)

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Question 764025: Please help multiplying this equation
(5x+1)(5x-1)
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
There is a common rule for examples like that.

%28a%2Bb%29%28a-b%29
%28a%2Bb%29a-%28a%2Bb%29b
a%5E2%2Bab-%28ab%2Bb%5E2%29
a%5E2%2Bab-ab-b%5E2
a%5E2-b%5E2

In short, this is the rule: highlight%28%28a%2Bb%29%28a-b%29=a%5E2-b%5E2%29