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Mathematics 14 Online
OpenStudy (anonymous):

Please help , I don't understand this math problem ! question in comments

OpenStudy (anonymous):

OpenStudy (rizags):

2(6x+7)+2(5x-3)=360. simply solve fore x now, and tell me what you get.

OpenStudy (anonymous):

16 ?

OpenStudy (anonymous):

nooo, thats the right idea, but not the final answer

OpenStudy (rizags):

plug that x into (5x-3) and that will be the final answer

OpenStudy (anonymous):

here, (6x+7)+(5x-3)=180, you know that because the angles (6x+7) and (5x-3) are supplementary (equal to 180 degrees). If you solve (6x+7)+(5x-3)=180 for x, you get 16! Then, because angle DEC is equal to angle AEB, you can substitute 5x-3 for AEB and substitute 16 for x which results in 77. So the final answer is 77 degrees!

OpenStudy (anonymous):

I hope that helped explain it more!

OpenStudy (anonymous):

so 77 is the answer

OpenStudy (anonymous):

Yes

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