SOLUTION: (x+1)(X-2)=4 How would I solve if I set this equation to 0?

Question 346184: (x+1)(X-2)=4
How would I solve if I set this equation to 0?
Found 2 solutions by Fombitz, nyc_function:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Use the FOIL method to expand the left hand side.
Then subtract 4 from both sides of the equation.

Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
(x + 1)(x - 2) = 4
x^2 - x - 2 = 4
x^2 - x - 2 -4 = 0
x^2 - x - 6 = 0
(x - 3)(x + 2) = 0
Set each factor to zero and solve for x.
x - 3 = 0
x = 3
AND
x + 2 = 0
x = -2
Final answer: x = 3 and x = -2.

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