4 years ago

PLZ HELP 100 PTS!!!!!!!!!!!!!!!

Mathematics

2 answers:

Volgvan4 years ago

8 0

the correct answer is

<ABC = 80°

EastWind [94]4 years ago

4 0

Answer:

<ABC = 80°

Step-by-step explanation:

find x first

<ABC = 1/2[(9x - 7) +(5x + 13)]

8x - 8 = 1/2(9x - 7 + 5x + 13)

16x - 16 = 14x + 6

2x = 22

x = 11

Plug in x = 11 into 8x - 8

<ABC = 8(11) - 8

<ABC = 88 - 8

<ABC = 80°

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