mblake26 mblake26

30-10-2020
Mathematics

contestada

At the marquet, 5 light bulbs cost $9. How much do 7 light bulbs cost?

Respuesta :

ali8209 ali8209

30-10-2020

Answer:

[tex] \frac{5}{9} = \frac{7}{x} [/tex]

[tex]x = \frac{63}{5} = 12.6[/tex]

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