Answer:
it can be a pain when nobody helps... ur top right is correct
Step-by-step explanation:
heres a screenshot ..
Answer:
x^2 + 10x - 13y.
Step-by-step explanation:
3(2x + y) + 4(x - 4y) + x^2 First apply the Distributive law to the parentheses:
= 6x + 3y + 4x - 16y + x^2 Now add like terms:
= 10x - 13y + x^2.
Answer:
8
Step-by-step explanation:
this 3 qub root of 512 is 8
Answer:

The number is 8 because 
And if you add 4, you get 20
Hence, the number is 8