Respuesta :

leomaxzhu

Answer:

− 8 x^ 2 + 62 y ^2 + 46

Step-by-step explanation:

heheheh I do math lol

issabellemaldonado

Answer:

-8x^2+62y^2+46

Step-by-step explanation:

55x^ 2 + 62y^2 + 38 − 63X^ 2 + 8

Look at all variables that are similar and bring them next to each other

(55x^2 -63x^2)+(62y^2)+(38+8)

Add them together

-8x^2+62y^2+46

Hope this help!