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16-12-2020
Mathematics

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Given f(x)=3x+4. Determine the value of x if f(x)=21 to the nearest tenth.

Respuesta :

16-12-2020

Answer:

5.7

Step-by-step explanation:

3x+4 = 21

3x = 17

x = 5.666667 = 5.7

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