We have been given an expression 
. We have been given steps how Chris tried to solve the given expression. We are asked to choose the correct option about Chris's work.
Let us simplify our given expression.
Using exponent property, 
, we cab rewrite our given expression as:
Now we will use exponent property 
to further simplify our expression.
Therefore, Chris made mistake in step 2.
60
30 *2
15 * 2 * 2
5 * 3 * 2 * 2
Sam painted 3
ellie painted 2x3, so she painted 6
6+3=9
together they painted 9 pictures
Answer: no thanks im good
Answer:
25m 25m 75m
Step-by-step explanation:
