Need help with these 4 questions thanks!
1. Aiden simplified the expression shown below. He got an answer of 725 when he should have gotten an answer of 197. Where did Aiden go wrong?

Select one:
A. Step 1
B. Step 2
C. Step 3
D. Step 4

2. 1.03] MA.8.A.6.4

Evaluate 64 × a-4 for a = 2.
Select one:
A. one-fourth
B. 4
C. 8
D. one-eighth

3. one forty ninth
Select one:
A. 11^0
B. negative forty-nine to the first power
C. 0^1
D. seven to the negative second power

Question

Need help with these 4 questions thanks!
1. Aiden simplified the expression shown below. He got an answer of 725 when he should have gotten an answer of 197. Where did Aiden go wrong?

Select one:
A. Step 1
B. Step 2
C. Step 3
D. Step 4

2. 1.03] MA.8.A.6.4

Evaluate 64 × a-4 for a = 2.
Select one:
A. one-fourth
B. 4
C. 8
D. one-eighth

3. one forty ninth
Select one:
A. 11^0
B. negative forty-nine to the first power
C. 0^1
D. seven to the negative second power

anonymous · Answer

1 more question!
Simplify eleven to the fourth times eleven to the negative fifth.
Select one:
A. 11 - 1
B. 11 - 20
C. 11^9
D. eleven to the negative ninth

anonymous · Answer

The first question it didn't all show up here is the rest.

22 + 7 x [(15-6) + 4^2]
22+7 x [9 + 4^2]
22 + 7 x [9 + 16]
22 + 7 x 25
29 x 25 
725