SOLUTION: SOLVE BY FACTORING:
x^2-5=4x
I'M VERY CONFUSED BECAUSE THIS IS REVIEWING QUESTIONS AND I CAN'T FIGURE THIS PROBLEM OUT PLEASE HELP??
Algebra ->
Matrices-and-determiminant
-> SOLUTION: SOLVE BY FACTORING:
x^2-5=4x
I'M VERY CONFUSED BECAUSE THIS IS REVIEWING QUESTIONS AND I CAN'T FIGURE THIS PROBLEM OUT PLEASE HELP??
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Question 140707: SOLVE BY FACTORING:
x^2-5=4x
I'M VERY CONFUSED BECAUSE THIS IS REVIEWING QUESTIONS AND I CAN'T FIGURE THIS PROBLEM OUT PLEASE HELP?? Answer by jojo14344(1513) (Show Source):
You can put this solution on YOUR website! Re-arranging becomes,
x^2-4x-5=0, right?
And it's a perfect square so,
(x-5)(x+1)=0
x=5, and x=-1, cool!
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