Question

(x+1)(x+4)=(x-7)(x+6)​

Answer 1

Answer:

x(x+4)+1(x+4)=x(x+6)-7(x+6)

x²+4x+x+4=x²+6x-7x-42

x²+4x+4=x²-x-42

4x+x=-42-4

5x=-46

x=-46/5