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OpenStudy (anonymous):
What is the value of f(7) for the function f(x) = 2x - 5? (Type only the value of your final answer, no variables.)
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OpenStudy (anonymous):
8
OpenStudy (anonymous):
how did you find it? and are you sure?
OpenStudy (anonymous):
yes, f(7) just means that you plug in the number 7 in any X value you may have. So in this case it'll be 2x7 which is 14 and then subtract 5 and you get the answer 8 :)
OpenStudy (anonymous):
ahhh thank youu :)
OpenStudy (anonymous):
I mean 9!
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OpenStudy (anonymous):
lol the answer is 9
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