Seudónimo Seudónimo
  • 24-10-2020
  • Mathematics
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If f(x)=2x-4, what x-value would make f(x)=-9

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Clarky12 Clarky12
  • 24-10-2020
Answer- (-2.5)
Explanation- Replace f(x) with -9 and Add four to both sides then divide both sides by 2 and you get x= -2.5
-9=2x-4
+4. +4
——————-
-5=2x
_____======= -2.5
2. 2

Sorry if it’s wrong but it should be right lol
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