Question:1/7 +[ 7/9 - ( 3/9 + 2/9 ) - 2/9 ] is equal toA1/7B1/9C2/9D3/7Answer: A. 1/7Explanation:1/7 + [ 7/9 - 5/9 - 2/9 ] = 1/7 + 0 = 1/7