edolieyu2
edolieyu2 edolieyu2
  • 19-06-2017
  • Mathematics
contestada

3 1/8 ÷(x−4 7/28 )= 17/18 +1 5/6


0.5(x−12)+0.2(x+7)=0.3x+3.4


1÷2 7/9 =x+4 2/5 x

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Аноним Аноним
  • 19-06-2017
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26rolling
26rolling 26rolling
  • 09-06-2020

Answer:

5 3/8

Step-by-step explanation:

3 1/8 = (17/18 + 1 5/6)(x - 4 1/4)

25/8 = 25/9(x - 17/4)

25/8 * 25/9 = x - 17/4

9/8 = x - 17/4

43/8 = x

5 3/8

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