9x-5x=6.44x=6.4x=1.6 (5x+2)÷3=45x+2=125x=10x=2 3(x-14)=9 x-14=3x=17 (25-5x)÷2=1025-5x=2025-20=5x5x=5x=1 (2x-12)*4=482x-12=12x-6=6x=12 (84-2x)÷4=2084-2x=8084-80=2x2x=4x=2