Question

(2x+3)(4x²-6x+9)-8x(x²-1)=5

Answer 1

(2x+3)(4x²-6x+9)-8x(x²-1)=5
8x²+27-8x³+8x=5
27+8x=5
8x= 5-27
8x=-18
x=-11/4= -2 3/4= -2,75