uhhhdexter1 uhhhdexter1
  • 23-04-2018
  • Mathematics
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Need help figuring out how to do this

Need help figuring out how to do this class=

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Аноним Аноним
  • 23-04-2018
[tex] \dfrac{21}{14} = \dfrac{x}{20} [/tex]

Cross-Multiply:
[tex]14x = 21 \times 20[/tex]

Simplify:
[tex]14x = 420[/tex]

Divide both sides by 14:
[tex]x = 30[/tex]

Answer: x = 30
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