a2lexisnTifaR a2lexisnTifaR

06-09-2016
Mathematics

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how to do 13 - 4x =1- x and must show all your steps?

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dalendrk dalendrk

06-09-2016

13 - 4x = 1 - x |subtract 13 from both sides

-4x = -12 - x |add x to both sides

-3x = -12 |divide both sides by (-3)

x = 4

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