$- 4x 5 left 11x 3 2x 2 9x 1 right )=$ July 8, 2019 16 32 64 128 3 left( 1 - x right) + 5 left( x + 2 right) = 1 - 4x 4 left(-2x-1 right)=4(−2x−1)= -12x+9−12x+9 -2 left(4x+1 right)= frac 1 2 kx-2 Left frac y+9 4 right =5
