Welcome to Westonci.ca, where curiosity meets expertise. Ask any question and receive fast, accurate answers from our knowledgeable community. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

I need some help on the quiz

I Need Some Help On The Quiz class=

Sagot :

Answer:

C) -12

Step-by-step explanation:

[tex]2x^2+24x+40=0[/tex]

[tex]\frac{2x^2+24x+40}{2} =\frac{0}{2}[/tex]

[tex]x^2+12x+20=0[/tex]

[tex](x+10)(x+2)=0[/tex]

[tex]x=-10, x=-2[/tex]

[tex]-10+(-2)=-12[/tex]

Sum of solutions=-12