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9. What missing expression makes the equation balance? 5x + 8 + ? = 7x + 2 ​

9 What Missing Expression Makes The Equation Balance 5x 8 7x 2 class=

Sagot :

Answer:

-4

Step-by-step explanation:

Answer:

[tex]5x + 8 + 2x - 6 \\ collecting \: like \: terms \: \\ 5x + 2x + 8 - 6 \\ 7x + 2[/tex]