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Mathematics 12 Online
OpenStudy (anonymous):

Given that ABC=DEF,AC=21x-19 and DF=3x+17, find the measure of AC A.2 B.9 C.21 D.23

OpenStudy (nitroster):

21x - 19 = 3x + 17. Solve. x = 2. A

OpenStudy (nitroster):

but! its not the answer

OpenStudy (nitroster):

plug in x for AC and thatll be your answer

OpenStudy (anonymous):

i need the answer i have like 20 seconds left

OpenStudy (nitroster):

D I believe.

OpenStudy (anonymous):

thank you!

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