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OpenStudy (anonymous):
Just making sure, the correct answer is 12, right? Problem- ABCD is a parallelogram. If AB is equal to 2x + 1 and CD is equal to x + 13, find x.
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OpenStudy (confluxepic):
Yes the answer is 12.
OpenStudy (confluxepic):
2x+1=x+13 Subtract 1. 2x=x+12 Subtract x. x=12
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