Respuesta :

r3t40

[tex]

15\%x=42 \\

0.15x=42 \\

x=\dfrac{42}{0.15}=\boxed{280}

[/tex]

Hope this helps.

Answer:

280

Step-by-step explanation:

42/280 would be .15 or 15%

(You would move the decimal two places to the right to make it a percentage)

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