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40 = (2x + 5) + (2x + 5) + x
40 = 2x + 2x + x + 5 + 5
40 = 5x + 10
- 5x = 10 - 40
-5x = -30
x = -30/-5
x = 6
2x + 5 = 2(6) + 5=17
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