Question

Evaluate if x=2. 9x +13. (A) 5 (B) 18. (C)24. (D) 31

Answer 1

Substitute 2 for x in the expression 9x + 13 to obtain the value at x = 2.

`\begin{gathered} 9\cdot2+13=18+13 \\ =31 \end{gathered}`

So answer is 31.