Question

f(x) =2x if f(x) =29 , x=

Answer 1

$f(x)=2x$

If f(x) = 29:

$\begin{gathered} f(x)=29 \\ 29=2x \end{gathered}$

Solve for x:

Divide both sides by 2:

$\begin{gathered} \frac{29}{2}=\frac{2x}{2} \\ x=\frac{29}{2} \\ x=14.5 \end{gathered}$