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2x - 7 + 4x + 7 = 35 + 7 {add 7 to both sides, the sevens on the left side cancel}

2x + 4x = 42

6x = 42 {combine the 'x' terms}

x = 7 {divide both sides by 6}. Check in original: 2(7) - 7 + 4(7) = 14 - 7 + 28 = 35.

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13y ago
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Q: What is 2x-7 plus 4x equals 35?
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