SOLUTION: If the function f is defined by f (x)=3x+4, then 2f (x)+4=

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Question 921074: If the function f is defined by f (x)=3x+4, then 2f (x)+4=
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29+=+3x%2B4


2%2A%28f%28x%29%29+=+2%2A%283x%2B4%29 Multiply both sides by 2.


2%2A%28f%28x%29%29+=+6x%2B8 Distribute


2%2A%28f%28x%29%29%2B4+=+6x%2B8%2B4 Add 4 to both sides.


2%2A%28f%28x%29%29%2B4+=+6x%2B12 <---- Final Answer


Let me know if you need more help or if you need me to explain a step in more detail.
Feel free to email me at jim_thompson5910@hotmail.com
or you can visit my website here: http://www.freewebs.com/jimthompson5910/home.html

Thanks,

Jim