Question

9 - 3(2x - 8) + 2(4 - 5x) = 20 - (5 + 2x) ?

Answer 1

9- (6x + 24) + (8 - 10x) = 20 - 5 + 2x
9 - 6x + 24 + 8 - 10x  -2x =20-5
-6x -10x -2x =20 - 5 - 9 -24 - 8 
-18x= -26
18x=26
x=26/18
x=13/9

Answer 2

Concordo com resposta da Agatha