anonymous
  • anonymous
I know this is easy but i can remember how to do it... solve the proportion
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
|dw:1446419511978:dw|
texaschic101
  • texaschic101
(m + 12) / 9m = 5/9 cross multiply 9(m + 12) = (9m)(5) can you finish and solve for m now ?
SolomonZelman
  • SolomonZelman
first cross multiplication

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anonymous
  • anonymous
then i get 9m+108=9m*5
SolomonZelman
  • SolomonZelman
\(\large\color{black}{ \displaystyle \frac{ m+12 }{9m} =\frac{5}{9} }\) \(\large\color{black}{ \displaystyle (m+12) \times 9 = 9m \times 5 }\)
SolomonZelman
  • SolomonZelman
and then, cancel 9 on both sides: \(\large\color{black}{ \displaystyle m+12=5m\quad\longrightarrow\quad 12=4m\quad\longrightarrow\quad m=? }\)
anonymous
  • anonymous
m=3 ohhhh thank!!!
SolomonZelman
  • SolomonZelman
yw

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