Answer:
A) 5k
Step-by-step explanation:
anything near a number like that is usually times. Like 7g would be 7xg!
Answer:

Step-by-step explanation:

Distribute the parenthesis

Add 20 to both sides

Divide both sides by 2


Hope this helps
N(2n+6)-(n²-1)= 2n²+6n-n²+1=n²+6n+1
Answer:
50 total
Step-by-step explanation:
when it's asking for a total you add the numbers together, and whatever number you get is your answer :)
sorry if it's wronggg :( !!
Answer:

Step-by-step explanation:
Using the rule of exponents
×
=
, then
×
=
= 