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Mathematics 13 Online
OpenStudy (anonymous):

/1 and /2 are supplementary angles. M/1 is 4y+7 and M/2 is 9y+4. Find M/2.

OpenStudy (anonymous):

And could you work out the problem so I know how you got the answer.

OpenStudy (raden):

we know the property of supplementary angles is m1 + m2 = 180 so, (4y+7)+(9y+4)=180, solve for y and next subtitute y to m2

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