chinaruiz158 chinaruiz158

18-01-2018
Mathematics

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Three times the sum of x and 7 exceeds y by 23?

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18-01-2018

if I’m reading this correctly

3(x + 7) = y + 23

3x + 21 = y + 23

x = (y + 44) / 3

y = 3x - 2

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