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OpenStudy (anonymous):
Given f(x) = 3x – 5, what is f(–4)?
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OpenStudy (welshfella):
just replace the x i 3x - 5 and work it out
OpenStudy (welshfella):
* x in
OpenStudy (welshfella):
replace the x by -4
OpenStudy (welshfella):
3(-4) - 5 = ?
OpenStudy (welshfella):
3(-4) is 3 times -4 what is 3 times -4 ?
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OpenStudy (welshfella):
If you don't interact then i cant help you much...
OpenStudy (anonymous):
Im sorry!!! It's raining here so my WiFi is being stupid.
OpenStudy (anonymous):
17???
OpenStudy (welshfella):
3 * -4 = -12 -12 -5 = -17
OpenStudy (anonymous):
It is a quest for a 4 years old :)
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