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Please help with this problem

Please help with this problem-example-1
User Riyana
by
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1 Answer

2 votes

Since AOD and BOC are vertical angles,

we can conclude that 152=3x+x+x+12

Combine the like terms

152=5x+12

Subtract 12 on both sides

140=5x

Divide 5 on both sides.

140/5=28

x=28

User Liz Albin
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5.6k points