jenny0918
jenny0918
21-12-2017
Mathematics
contestada
can someone please help with this question?!
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melaniemtzmarti
melaniemtzmarti
21-12-2017
so in a proportion you multiply, in this case you have to combine the z with the 3 to create 3z.
12/24
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IssacAsimov
IssacAsimov
21-12-2017
[tex] \frac{z+3}{3} = \frac{8}{4} [/tex]
[tex] \frac{z+3}{3} = 2 [/tex]
[tex]z+3 = 6[/tex]
[tex]z=3[/tex]
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