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erastova [34]
3 years ago
12

Need help figuring out how to do this

Mathematics
1 answer:
koban [17]3 years ago
7 0
\dfrac{21}{14} = \dfrac{x}{20}

Cross-Multiply:
14x = 21 \times 20

Simplify:
14x = 420

Divide both sides by 14:
x = 30

Answer: x = 30
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