Question

plzzzzzzzzzz fast!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

x can be 9...........or -4 also

Answer 2

x^2 -5x -36=0

x^2 - 9x+4x-36=0

x(x-9) +4(x-9) =0

( x+4) (x-9)=0

therefore,
x= -4. or x =9

pls mark as brainliest