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Given f(x) =3x-7, find f(x+1)+f(1)
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Given f(x) =3x-7, find f(x+1)+f(1)

User Chrysalis
by
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1 Answer

3 votes

Answer:

3x - 8

Explanation:

To find f(x + 1) substitute x = x + 1 into f(x)

f(x + 1) = 3(x + 1) - 7 = 3x + 3 - 7 = 3x - 4

Similarly

f(1) = 3(1) - 7 = 3 - 7 = - 4

Hence

f(x + 1) + f(1) = 3x - 4 - 4 = 3x - 8

User Sherree
by
8.3k points
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