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07-03-2018
Mathematics

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-21 - 7x = 8x + 24 How do you solve this?

Respuesta :

07-03-2018

-21 - 7x = 8x + 24
add 21 to both sides

-7x= 8x + 45
subtract 8x from both sides

-15x= 45
divide both sides by -15

x= -3

Hope this helps! :)

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