brasmussen brasmussen

30-11-2018
Mathematics

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Four times a number is added to 5. The sum is then divided by 6. The result is 7/2. Find the number.

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Mareska95 Mareska95

30-11-2018

Hi!

The set up for the question is like this:

[tex]\frac{4x + 5}{6} = \frac{7}{2} \\2*(4x + 5) = 7*6\\8x + 10 = 42\\8x = 42 - 10 = 32\\x = 32/8\\x = 4[/tex]

Hope this helps!

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