viejo
viejo
16-09-2014
Mathematics
contestada
what is the value of 4x+9 if x=3?
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naǫ
naǫ
16-09-2014
[tex]x=3 \\ \\ 4x+9=4 \cdot 3 + 9 =12+9=21[/tex]
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HRJ
HRJ
17-09-2014
Just insert the number. (3)
4(3)+9
12+9=21
Answer Link
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