Pwincxss Pwincxss

24-08-2016
Mathematics

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plzzz help need it right nowww.....

justify each step.
2x-5= - 20
2x= - 15
x= -15/2

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Аноним Аноним

24-08-2016

[tex]2x-5= - 20[/tex]

[tex] 2x=-20+5 [/tex] [tex]Add \ 5 \ to \ both \ sides [/tex]

[tex]2x=-15 [/tex]

[tex]x=- \dfrac{15}{2} [/tex] [tex]Divide \ both \ sides \ by \ 2[/tex]

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