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OpenStudy (anonymous):
3x + 1 = 21
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OpenStudy (geometry_hater):
Are you finding X? Subtract one and dvide by 3
OpenStudy (anonymous):
|dw:1349306943751:dw|
OpenStudy (anonymous):
3x=21-1 3x=20 x=20/3
OpenStudy (anonymous):
subtract one from both sides 3x + 1 = 21 -1 -1 ------------- 3x = 20 /3 /3 --------- x = 20/3
OpenStudy (anonymous):
Thanks
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