What are the steps to solve
|x|=9

9 or -9

Step-by-step explanation:

the lines surrounding x are absolute value, which gets rid of negative and positives and simply ask the distance from x on a number line if the absolute value of x is 9, then x is 9 places away from 0 on the number line, so it could be 9 or -9

hope this helps :)

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

it alot will look like this 4.4