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seropon [69]
3 years ago
14

Assignment due soon! Need help

Mathematics
1 answer:
Natali [406]3 years ago
6 0
Answer: 30°

Step by step explanation:
1) Supplementary angles add up to 180°
2) (2x+10)+(5x-40)=180
3) solve for x
4) x=30
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