PEMDAS. parenthesis, exponents, multiple or divide (whichever come first from left to right), add or subtract (whichever comes first from left to right)
So first do stuff in parenthesis.
Then do divide because thats next on the list and it happens earlier than the multiply one.
So, A
Answer:
10/4
Step-by-step explanation:
Randomthing2143 is right
The standard form is 5x-6y=16