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Given f (x) = 3x + 15, find a when f (x) = 51.
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Given f (x) = 3x + 15, find a when f (x) = 51.

User Alisson Gomes
by
3.6k points

2 Answers

3 votes

Answer: 168

Step-by-step explanation: f(51)= 3(51)+15, 3(51)=153. 153+15=168

User Vadim Fint
by
3.7k points
1 vote

Answer:

x = 12

Explanation:

given

f(x) = 51

f(x) = 3x + 15

51 = 3x + 15

3x = 51 - 15

3x = 36

x = 12

User Duce
by
3.3k points
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