Resolver :1) (x - 1)(x + 1) + x(1 - x) = 4x(2x + 1) - 8x(x - 2)2) 2x(3 - 4x) + (x - 2)(x + 3) = 7x(10 - x) + 123) (x + 8)(x - 7) - (x - 4)(x + 3) + 5(2x - 10) = 0?
Resolver : 1) (x - 1)(x + 1) + x(1 - x) = 4x(2x + 1) - 8x(x - 2) 2) 2x(3 - 4x) + (x - 2)(x + 3) = 7x(10 - x) + 12 3) (x + 8)(x - 7) - (x - 4)(x + 3) + 5(2x - 10) = 0.
