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Whats the best way to solve x2 - 4x = 8

Whats the best way to solve x2 - 4x = 8
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5 votes
Whats the best way to solve x2 - 4x = 8

User Dave Sims
by
7.7k points

1 Answer

6 votes
minus the 8
so x^2 - 4x - 8 = 0
then use quadratic formula
so x = 2 plus or minus root 2
User EverNight
by
8.1k points
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