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Toán Lớp 8: Tìm x a) 6x(4x-5)-(4-20x)=0 b) 5x(x+3)=10(x+3) c) (x-3)(x+3)-(x+2)(x²-2x+4)=x(1+x-x²) d) ( 2x -3)(x+1)+(4x³-6x²-6x):(-2x)=18 Giúp mik

Home/ Toán Lớp 8: Tìm x a) 6x(4x-5)-(4-20x)=0 b) 5x(x+3)=10(x+3) c) (x-3)(x+3)-(x+2)(x²-2x+4)=x(1+x-x²) d) ( 2x -3)(x+1)+(4x³-6x²-6x):(-2x)=18 Giúp mik