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15-04-2014
Mathematics

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8+—3(6+—6a) help please

Respuesta :

15-04-2014

We know that:

[tex](+)+(-)=(-)[/tex]

and:

[tex](-)*(+)=(-)[/tex]

[tex]8+(-3)[6+(-6a)]=8+(-3)*6+(-3)*(-6a)=8-18+18a[/tex][tex]=(-10)+18a[/tex]

if you have solve for [tex]a[/tex] then:

[tex](-10)+18a=0[/tex]
[tex]18a=10[/tex]
[tex]a= \frac{10}{18} [/tex]
[tex]a=\frac{5}{9} [/tex]

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