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Best Answer

x = 3

Solution:

3x + -1 = 8

3x = 8 + 1

3x = 9

x = 9/3

x = 3

Check:

3(3) + -1 = 8

9 + -1 = 8

8 = 8

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13y ago
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Q: What does x equal when 3x plus -1 equals 8?
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