$4x^2 = 3x+c$ <br>In the equation above, $c$ is a constant. If $x=-1$ is a solution of this equation, what other values of $x$ satisfies the equation ?

Question

$\begin{array}{1 1} (a)\; 4 \\ (b)\; -4 \\ (c)\; \frac{1}{4} \\ (d)\; -\frac{1}{4} \end{array}$