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Mathematics 22 Online
OpenStudy (anonymous):

What is the value of x? 4x - 9 = 27 x= ____

OpenStudy (anonymous):

add 9 to both sides, and divide by 4 to both sides.

OpenStudy (anonymous):

9

OpenStudy (anonymous):

You always want to have a postitive variable, so add 9 to both sides first. Then you have: 4x= 36. Then divide both sides by four, leaving you with the answer, x=9

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