Question

Can someone help me with this​

Answer 1

Explanation:

(x+6)(x+3)=9+(x+1)

= x^2+3x+6x+18

=x^2+9x+18=9(x+1)

=x^2+9x+18=9x+9

tbs = to both sides

(-9x tbs)= 9x-9x=0 so x^2+18=9

(-18tbs) = x^2=9-18 becomes x^2=-9

x=
`√(-9)`