Answer:
1 - 9/7n
Explanation:
1/7 - 3(3/7n - 2/7)
distribute the 3 with the 2 fractions inside the parenthesis
1/7 - 9/7n + 6/7
add like terms (1/7 + 6/7)
7/7 - 9/7n
or
1 -9 sevenths n
step-by-step explanation:
