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ella [17]
3 years ago
8

Solve for the unknown check your solution by substituting it in the original equation. -X+11=-2X-7​

Mathematics
1 answer:
Debora [2.8K]3 years ago
8 0

Answer:

6

Step-by-step explanation:

-X+11=-2X-7

11=3X-7

18=3X

18/3= 6

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