$$3-(-2)=-3+2=-1; -j-2=-7$$
$\text{false}$
$$3+2=-3+2\text{ and }-3+2=-1$$
$$5=-3+2\text{ and }-3+2=-1$$
$$5=-1\text{ and }-3+2=-1$$
$$\text{false}\text{ and }-3+2=-1$$
$$\text{false}\text{ and }-1=-1$$
$$\text{false}\text{ and }\text{true}$$
$$\text{false}$$
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