Respuesta :

apologiabiology
assuming that that is a srtiahg line
straight line=180 degrees, therefor
7x+8x+44.4=180
solve for x
add like terms
15x+44.4=180
subtract 44.4 from both sides
15x=135.6
divid eobht isdes by 15
x=9.04

highlited angle=8x
8(9.04)=72.32

answer is 72.32 degrees

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