Question

(x+3)(x-5)÷(5-x)+(4-x)(4+x)÷(x-4)


tolong bantu jawab ya!

Answer 1

( x²-5x+3x-15) :(5-x) + (16+4x-4x-x²) : (x-4)
(x²-2x-15):(5-x)+(16-x²):(x-4)
x²-3x-3+16-x²= -3x+13:x-4 = -3x +7 (-1)
= 3x-7

maaf klo salah. hanya ingin membantu.