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Mathematics
Katie0000
Feb 4, 2018, 5:39:50 PM
8

If 7 + 3x = 22, then 2x =

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lyssie11234
Feb 5, 2018, 12:01:29 AM

[latex]7+3x=22\ \ \ /-7\\3x=15\ \ \ /:3\\x=5\\\\\\2x=2\cdot5=10[/latex]

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