kayla0321
kayla0321
02-09-2017
Mathematics
contestada
How do I solve this
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caylus
caylus
02-09-2017
Hello,
[tex]x^2-2x-27=-5x+1\\ x^2-2x+5x-27-1=0\\ x^2+3x-28=0\\ x^2+7x-4x-28=0\\ x(x+7)-4(x+7)=0\\ (x+7)(x-4)=0\\ x=-7\ or\ x=4\\ [/tex]
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kayyhomie
kayyhomie
02-09-2017
The answer is X1=-7, x2=4.
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