Answer:
82
Explanation:
Follow BIDMAS: 1. Brackets, 2. Indices, 3. Division, 4. Multiplication, 5. Addition, 6. Subtraction
1. Brackets, 5+4=9
therefore the equation is now

2. Indices

therefore the equation is now

3. Multiplication
2*9=18
therefore the equation is now
64+18
now add,
=82
therefore,
