Answer:
I don't know ask to your teacher
Answer:
15 and np
Step-by-step explanation:
add 5 + 5+ 5
Answer :
Factor
by grouping
We group first two terms and last two terms

Now we take out GCF from each group
GCF of
is x^2
GCF of
is 1


Now we factor out x+1 that is in common

Step-by-step explanation:
19 + 73 + 90 = 182
182 - 180 = 2