Question

7(2x-3)+2(x+1)-5(x-9)=3x+10

Answer 1

14x-21+2x+2-5x+45 = 3x+10
11x+26 = 3x+10
8x = -16
x = -2

Answer 2

OI

7(2x - 3) + 2(x + 1) - 5(x - 9) = 3x + 10

14x - 21 + 2x + 2 - 5x + 45 = 3x + 10

14x + 2x - 5x - 3x = 10 - 45 - 2 + 21

8x = - 16

x = - 16/8

x = - 2

Resposta: x = - 2.

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