Answer:
We are to find the error made by Sadie and then find the correct simplification.
The error Sadie made is that she wrote
as
instead of
.
The square root of
is
and so she could have further simplified.
The correct simplification is shown below:

Answer:
Step-by-step explanation:
1.44x2.2=3.168 pounds
Answer: B, D, and E
Step-by-step explanation: 20% of 45 equals 9 D, D, and E all equal 9
Answer:b
Step-by-step explanation:
i took it
D add 7 your trying to get the variable.