tìm x `2x(x-5) - x(32x) = 26`

Question

tìm x `2x(x-5) - x(3+2x) = 26`

huyenmi76 · Answer

2x(x - 5) - x(3 + 2x) = 26   &hArr;2x^2 - 10x - 3x - 2x^2 = 26 &hArr;-13x = 26   &hArr;x = -2

lanminhngoc · Answer

2x(x-5) - x(3+2x)=26   => 2x^2 -10x - 3x-2x^2=26   =>-13x=26   =>x=-2   Vậy x=-2

tìm x `2x(x-5) – x(3+2x) = 26`