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8x-3(x+2)=5 (x-6)+27-x=?

Răspuns :

8x-3x-6=5x-30+27-x

5x-6=4x-3

5x-4x=-3+6

x=3

[tex]\bf 8x-3(x+2)=5 (x-6)+27-x[/tex]

[tex]\bf 8x-3x-6=5x-30+27-x[/tex]

[tex]\bf 5x-6=4x-3[/tex]

[tex]\bf 5x-4x=6-3[/tex]

[tex]\boxed{\bf x=3}[/tex]