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I NEED HELP ASAP PLEASE AND THANKS
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24 votes
24 votes
I NEED HELP ASAP PLEASE AND THANKS

I NEED HELP ASAP PLEASE AND THANKS-example-1
User Preeya
by
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1 Answer

11 votes
11 votes
Answer: a = 65° b = 78° c = 37°

Steps:
(2x - 9) + (2x + 4) + x = 180°
5x - 5 = 180 °
5x = 185°
x = 37

(2x + 4)
2(37) + 4
74 + 4 = 78

(2x - 9)
2(37) - 9
74 - 9 = 65

Check:
65° + 78° + 37° = 180°
180° = 180°
User Rodion Mostovoi
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