Answer:
m<EFG =3n + 17
m<GFH= 2n + 23
3n+17+2n+23=180°
5n + 40 = 180
5n = 140
n = 28
m<EFG= 3(28)+17= 84+17= 101°
m<GFH= 2(28)+23= 56+23 = 79°
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