SOLUTION: Evaluate f(x)=-2 if f(x)=3.4x-7.1

SOLUTION: Evaluate f(x)=-2 if f(x)=3.4x-7.1

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Question 695654: Evaluate
f(x)=-2 if f(x)=3.4x-7.1
Answer by mathbird(71) (Show Source): You can put this solution on YOUR website!
f(x)=-2 if f(x)=3.4x-7.1
3.4x-7.1=-2
3.4x=-2+7.1
x=5.1/3.4
x=1.5
put back the value of x in funtion u will get -2.
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