Give f(x) = 3x + 3, solve for x when f(x) = 6

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asked Jun 4, 2023 7.8k views

3 votes

Give f(x) = 3x + 3, solve for x when f(x) = 6

Mathematics
high-school

Matt Kuhns asked

by Matt Kuhns

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2 Answers

7 votes

f(6)=3(6)+3
f(6)=18+3
f(6)=21
you just have to substitute x with 6!:)

MarkR answered Jun 7, 2023

by MarkR

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13 votes

Answer:

x = 1

Explanation:

f(x) = 3x + 3

f(x) = 6

=> 3x + 3 = 6

=> 3x = 3

=> x = 1

Nejcs answered Jun 11, 2023

by Nejcs

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