egparrilla61197
egparrilla61197 egparrilla61197
  • 17-10-2017
  • Mathematics
contestada

if f(x)= 5x +40 what is f(x) when x= -5

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megandennis1822 megandennis1822
  • 17-10-2017
To find the answer, you would substitute -5 in for each x. The equation would look like this: f(x)=5(-5)+40. The answer is 15. Hope this helps!
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fruitypoppins
fruitypoppins fruitypoppins
  • 17-10-2017
f(-5)=5(-5)+40
f(-25)=5+40.
f(-25) is your answer.

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