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11 votes
Combine like terms to create an equivalent expression. Enter any coefficients as simplified proper or improper fractions or integers.



Combine like terms to create an equivalent expression. Enter any coefficients as simplified-example-1
User Brstkr
by
6.9k points

2 Answers

4 votes

Answer:

1 - (9n/7)

Explanation:

1/7 - 3(3/7n - 2/7)

1/7 - 9n/7 + 6/7

1 - 9n + 6/7

1 - 9n + 6/7

7 - 9n/7

7/7 - 9n/7

1 - 9n/7

User Lwconquer
by
7.2k points
10 votes

Answer:

1 -9/7n

Explanation:


(1)/(7)-3\left((3)/(7)n-(2)/(7)\right)=(1)/(7)-(3\cdot3)/(7)n+(3\cdot2)/(7)=(1)/(7)+(6)/(7)-(9)/(7)n\\\\=(1+6)/(7)-(9)/(7)n=\boxed{1-(9)/(7)n}

User WebBrother
by
6.7k points
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