Respuesta :

irspow

Answer:

Step-by-step explanation:

z=68

68+(13x+47)=180

68+13x+47=180

13x=65

x=5
z=68
x=5
68 and z are vertical angles therefore they have equal measures.
the 68(z) and 13x+47 are supplementary angles so they will equal 180.
as an equation this is 13x+47+68=180
solve for x and x=5