SOLUTION: Given f(x)=3x+4 Find f -1(x)

SOLUTION: Given f(x)=3x+4 Find f -1(x)

Algebra.Com

Question 56068: Given f(x)=3x+4
Find f -1(x)
Answer by funmath(2933) (Show Source): You can put this solution on YOUR website!
Given f(x)=3x+4
Find
Let y=f(x)
y=3x+4
Switch the x's and y's and solve for y.
x=3y+4
x-4=3y+4-4
x-4=3y

Let

Happy Calculating!!!
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