273,663 views
10 votes
10 votes
9. What missing expression makes the equation balance? 5x + 8 + ? = 7x + 2 ​

9. What missing expression makes the equation balance? 5x + 8 + ? = 7x + 2 ​-example-1
User Pavel Vergeev
by
2.9k points

2 Answers

18 votes
18 votes

Answer:

-4

Explanation:

User Eike Behrends
by
3.0k points
23 votes
23 votes

Answer:


5x + 8 + 2x - 6 \\ collecting \: like \: terms \: \\ 5x + 2x + 8 - 6 \\ 7x + 2

User Falyn
by
2.9k points