elrhi22
elrhi22
06-09-2016
Mathematics
contestada
Expand and simplify (2x+5)(3x-4)
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dalendrk
dalendrk
06-09-2016
[tex](2x+5)(3x-4)=(2x)(3x)+(2x)(-4)+(5)(3x)+(5)(-4)\\\\=6x^2-8x+15x-20=\boxed{6x^2+7x-20}[/tex]
Answer Link
SuperLegend
SuperLegend
06-09-2016
(2x+5)(3x-4)
Do FOIL
6x squared-8x+15x-20
Combine like terms
Final Answer: 6x squared+7x-20
Answer Link
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