It's 20. You start with the parentheses and 8 + 12 is 20. Then you have the brackets next, and so that's 20/4 and that's 5. Then all you have left is 4 x 5 which is 20.
Yes that is correct always
Answer:
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Answer:
4
Step-by-step explanation:
a+16=20
a=20-16
a=4
