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skelet666 [1.2K]
3 years ago
9

Please help me with this

Mathematics
2 answers:
Kryger [21]3 years ago
6 0

Answer:

X=18

Step-by-step explanation:

5(18)+9= 99

7(18)-27= 99

malfutka [58]3 years ago
4 0

Answer:

X=18

Step-by-step explanation:

.................

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