naylavianey16
naylavianey16
06-01-2018
Mathematics
contestada
Solve for x in the equation x2+4x-4=8
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Vivhf
Vivhf
06-01-2018
2. 2•2+2•4-4=8. First add 4 to 8 then you have 2x+4x=12. Then divide by 6 and you get 2.
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jorel1380
jorel1380
06-01-2018
x²+4x-4-8=0
x²+4x-12=0
(x+6)(x-2)=0
x=-6 or 2
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