bhwilliams
bhwilliams bhwilliams
  • 10-11-2020
  • Mathematics
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Given the function f(x) =2(x+6)-4for what values of x is f(x)=6

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trinitytran2005 trinitytran2005
  • 10-11-2020
f(x) is another way to say “y” so you could also write, y=2(x+6)-4, and it’s asking what does x equal if y is 6, so you substitute 6 for y.
6=2(x+6)-4
6=2x+12-4
6=2x+8
-2=2x
-1=x
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