darc3534 darc3534

18-11-2019
Mathematics

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Stephen was thinking of a number. Stephen adds 7.9 to the number, then doubles the result to get an answer of 20. Form an equation with x from the information

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surjithayer10otahza surjithayer10otahza

18-11-2019

Answer:

Step-by-step explanation:

2(x+7.9)=20

x+7.9=20/2=10

x=10-7.9=2.1

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