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OpenStudy (anonymous):
find the value of x
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OpenStudy (anonymous):
OpenStudy (anonymous):
the answer is 26 but how?
OpenStudy (anonymous):
180 = angle1 + angle2 + angle3
OpenStudy (anonymous):
well you know that a line has 180 degree so 3x+2+2x+5+2x-9 = 180 --- combine like terms 7x -2= 180 -- add 2 to both sides 7x = 183 -- divide both side by 7 x = 26
OpenStudy (anonymous):
7x+182* miss typed xD
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OpenStudy (anonymous):
OpenStudy (anonymous):
thnx
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