Question

Question 2
If f(x) = x + 3x - 5. find the value of f(3).
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Answer 1

7

Explanation:

f(3) = x + 3x - 5

f(3) = 3 + 3(3) - 5

3 times 3 is 9

3 + 9 - 5

12 - 5 or 3 + 4

7 is your answer

Answer 2

Explanation:

f(3) = 3 + 3(3) - 5 = 3 + 9 - 5 = 12 - 5 = 7