Use PEMDAS. Parenthesis, Exponents, Multiply, Divide, Addition, Subtraction.
So, you'd distribute 5 into the parenthesis, leaving you with 9+20x+20, then add like terms. 20x+29
Answer:
option A
Step-by-step explanation:

Answer:
AB= 94
Step-by-step explanation:
43+43= 86
180-86= 94