Answer: what are you trying to ask here?
Step-by-step explanation:
Answer:
He said points
Step-by-step explanation:
I can get points for nothing
Answer: a=1.4
Step-by-step explanation:
move the 0.1a to the other and the 7 to the other side which will make the 7 positive and the 0.1a negative.
5a-0.1= 4.9a
-0.14+7=6.86
dive both sides by 4.9 and you get
a=1.4

To find expanded form, we need to split up the digits. When you do that, you take one digit and cut off everything to the left of it, then make everything to the right zeros.

We don't need to keep the zeros.

We can check this by adding the numbers back up to get
.


