Question

2 ( × - 2 ) + 5 ( 4 + × ) + 6 ( × + 1 ) = 0

Answer 1

ficará

2x-4 + 20 +5x +6x +6=o

2x+5x+6x=+4-20-6

14x=-10

x=-10\14

Answer 2

Oi

2(x - 2) + 5(4 + x) + 6(x + 1) = 0

2x - 4 + 20 + 5x +6x + 6 = 0

13x = - 6 - 20 + 4

13x = 22

x= 22/13

Resposta: x = 22/13

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