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Rniculae56
a fost răspuns

Cum se rezolva ecuatia asta
3-2x=x+6

Răspuns :

102533

3-2x=x+6  <=> -2x-x = 6-3 <=> -3x = 3 => x = 3:(-3) => x = -1

9x+1=2x+15  <=> 9x-2x = 15-1 <=> 7x = 14 => x = 14:7 => x = 2

Cocirmariadenis

3 - 2 x = x + 6

- 2 x - x = 6 - 3

- 3 x = 3

x = 3 : ( - 3 )

x = - 1

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