Answer
$11$
Work Step by Step
To find the value of $f(-\frac{7}{3})$, substitute $-\frac{7}{3}$ to $x$ in $f(x)$ to obtain:
$f(x)=-3x+4
\\f(-\frac{7}{3})=-3(-\frac{7}{3})+4
\\f(-\frac{7}{3}) = 7+4
\\f(-\frac{7}{3}) = 11$
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