we have the equation
[tex]x^2+19x=-90[/tex]step 1
Rewrite in standard form
[tex]x^2+19x+90=0[/tex]step 2
we have
a=1
b=19
c=90
substitute in the formula
[tex]x=\frac{-19\pm\sqrt{19^2-4(1)(90)}}{2(1)}[/tex][tex]x=\frac{-19\pm1}{2}[/tex]The values of x are
