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20-08-2019
Mathematics

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Find the missing number in this portion:

28 divided by x+7 = 7 divided by 3 (28/x+7=7/3)

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20-08-2019

Answer:

x=5.25

Step-by-step explanation:

28/x+7=7/3

28/x=7/3-7

28/x=7-21/3

28/x=-14/3

1/x=-14/28*3

1/x=-14/84

x=84/-14

x=5.25

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