duhitsdai duhitsdai
  • 25-02-2021
  • Mathematics
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2/3x + 1/4 = 46/6x - 1/3

23x 14 466x 13 class=

Respuesta :

clarch19
clarch19 clarch19
  • 25-02-2021

Answer:

x = 1/12

Step-by-step explanation:

2/3x + 1/4 = (8x+3) /12   (create equivalent fractions with a denominator of 12)

23/3x - 1/3 = (23x - 1) /3            *(46/6x = 23/3x)

8x + 3  =  23x - 1

    12            3

now cross-multiply:

3(8x + 3) = 12(23x - 1)

24x + 9 = 273x - 12

9 = 252x - 12

21 = 252x

x = 21/252 which reduces to 1/12

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