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ValentinkaMS [17]
3 years ago
5

Please help! Trigonometry review

Mathematics
1 answer:
charle [14.2K]3 years ago
6 0

Answer: x = 9

Step-by-step explanation:

15 / 20 = (2x + 3) / 28

cross multiply

15(28) = 20(2x + 3)

420 = 40x + 60

360 = 40x

x = 9

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