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Mathematics 14 Online
OpenStudy (anonymous):

how do i find the x ? LOOK DOWNNN AT THE PIC

OpenStudy (anonymous):

|dw:1346810766528:dw|

OpenStudy (anonymous):

that is a 90 degree angle. So you have x + 2x + 15 = 90

OpenStudy (anonymous):

solve for x and you get x = 25 x + 2x + 15 = 90 3x = 75 x = 25

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