Question

add -2(x2+5y-2)and (-10+8x2-6y)​

Answer 1

Answer:

6x2 - y - 6

Step-by-step explanation:

-2(x2+5y-2)+(-10+8x2-6y)

= -2x2 - 10y + 4 - 10 + 8x2 - 6y

= -2x2 + 8x2 + 5y - 6y + 4 - 10

= (-2 + 8)x2 + (5-6)y + (4 - 10)

= 6x2 + (-1)y + (-6)

= 6x2 - y - 6