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21-02-2018
Mathematics

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Solve to following equation for x: 6(4x +5) = 3(x + 8) +3

Respuesta :

21-02-2018

6 * 4x = 24x
6 * 5 = 30

3 * x = 3x
3 * 8 = 24

24x + 30 = 3x + 24 + 3
24x + 30 = 3x + 27

subtract 3x from both sides

21x + 30 = 27

subtract 30 from both sides

21x = -3

divide both sides by 21

x = -1/7

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