Answer:
15x^2+2
Step-by-step explanation:
(10x^2 -1 + 4x) + (3 + 5x^2 - 4x)
Combine like terms
10x^2+5x^2+4x-4x-1+3
15x^2+2
Answer:
d
Step-by-step explanation:
9514 1404 393
Answer:
-26, -25
Step-by-step explanation:
The average of the two is their sum divided by 2: -51/2 = -25.5. The average of consecutive integers is halfway between them.
Hence, one is -26 and one is -25.