need helps finding m angle DBC

line BD bisects angle ABC
m angle DBC = 7x
m angle ABD = 3x+7
find m angle DBC
What is the definition of "bisects"?

What does this tell you about the measures of angles DBC and ABD?

What equation can you then create?

What is the solution to that linear equation?

What then are the measures of the two angles?

What then is the measure of the original angle?

If you get stuck, please reply showing all of your steps so far. Thank you! ;)
 
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