1)(4x-1)^2-(5x+2)^2+(8x-7)(8x+7)=28(6-x) 2)(2x-7)^2+(3x-5)^2-2(64-29x)=(4x-9)(9+4x)

Question

1)(4x-1)^2-(5x+2)^2+(8x-7)(8x+7)=28(6-x) 2)(2x-7)^2+(3x-5)^2-2(64-29x)=(4x-9)(9+4x)

Answer 1

1)x1=-2 x2=2 второе не знаю