2x+1 = 3-x -≤-½ = -(2x+1) = 3-x x>½ = 2x+1 = 3-x -(2x+1) = 3-x

Penjelasan dengan langkah-langkah:

-(2x+1) = 3-x

-2x-1 = 3-x

-2x+x = 3+2

-× = 5

× = -5

#Maaf klw salah