Answer:
C
Step-by-step explanation:
Going by order of PEMDAS (parenthesis, exponents, multiplication, division, addition, subtraction), you add the 2 and the 9 first due to them being in parenthesis. You then multiply by 5.
90.9
1. 48
2. 45
3. 32
4. B
Step-by-step explanation: Hope this help :D
first you do 11-3 to get 8. then you multiply 8 and 6 to get 48