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Aleksandr-060686 [28]
2 years ago
15

Please show all steps thank you

Mathematics
2 answers:
andriy [413]2 years ago
7 0
X=23

3x+18+93=180
3x+111=180
-111 -111
3x=69
3x/3=69/3
X=23
madreJ [45]2 years ago
6 0
I know I'm definitely wrong: 540. it looks like a right angle. 
I did on the calculator:
18 * 90 = 1620
1620 / 3 = 540
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