Respuesta :
Answer:
f(7) = 22 or x =2
Step-by-step explanation:
- f(x) = 3x + 1
- f(7) = 3(7) + 1
- f(7) = 21 + 1
- f(7) = 22
Or if the equation meant it like this:
- f(x) = 3x + 1
- 7 = 3x + 1
- 6 = 3x
- 2 = x
Answer:
f(7) = 22
Step-by-step explanation:
1. f(x) = 3x + 1
2. f(7) = 3(7) + 1
3. f(7) = 21 + 1