Solve for f, x
x=-3
f = -\frac{8}{3} = -2\frac{2}{3} \approx -2.666666667
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f\left(-3\right)=0.5^{-3}
Consider the first equation. Insert the known values of variables into the equation.
f\left(-3\right)=8
Calculate 0.5 to the power of -3 and get 8.
f=-\frac{8}{3}
Divide both sides by -3.
f=-\frac{8}{3} x=-3
The system is now solved.
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