$$2-+3=\frac{1}{2-13}$$
$\text{false}$
$$-1=\frac{1}{2-13}$$
$$-1=\frac{1}{-11}$$
$$-1=-\frac{1}{11}$$
$$-\frac{11}{11}=-\frac{1}{11}$$
$$\text{false}$$
Show Solution
Hide Solution