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2 votes
1 - 12x = -20 - 9x
What is X?

User Jomafer
by
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1 Answer

5 votes

Answer:

1-12x=-20-9x

-12x=-21-9x

-3x=-21

divide both sides by -3

x=-7

Explanation:

User Jonathan Apodaca
by
7.1k points