Find the equation of the inverse.
a. \( f(x)=\frac{x-9}{7} \)
Answer
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Answer
Step 3: Solve for y: \( y=7x+9 \)
Steps
Step 1 ：Step 1: Replace f(x) with y: \( y=\frac{x-9}{7} \)
Step 2 ：Step 2: Swap x and y: \( x=\frac{y-9}{7} \)
Step 3 ：Step 3: Solve for y: \( y=7x+9 \)
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