25) f (x) = 7x + 5; Find f (3x - 1)

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Mike Braun asked Feb 20, 2023

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25) f (x) = 7x + 5; Find f (3x - 1)

Mathematics
high-school

Mike Braun asked Feb 20, 2023

by Mike Braun

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Answer:

f(3x - 1) = 21x - 2

Explanation:

Step 1:

Given: f(x) = 7x + 5

Find: f(3x - 1)

Step 2: Then, f(x) = 7x + 5

Replace x ------> 3x - 1

f(3x - 1) = 7(3x - 1) + 5

f(3x - 1) = 21x - 7 + 5

f(3x - 1) = 21x - 2

Mike Sandford answered Feb 26, 2023

by Mike Sandford

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