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M<AOC=108, m<3x+4, m<8x-28. find m<AOB

M<AOC=108, m<3x+4, m<8x-28. find m<AOB-example-1
User JustinP
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AOB+BOC=AOC

3x+4+8x-28=108

11x-24=108 Simplify

11x=132 Add

x=12 Divide

3(12)+4=40 degrees=AOB

User Kovshenin
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