$$\left. \begin{array} { l } { 4 p - 3 = 1 } \\ { 5 p + 2 = \right.$$
$q=7$
$$4p=1+3$$
$$4p=4$$
$$p=\frac{4}{4}$$
$$p=1$$
$$q=5\times 1+2$$
$$q=5+2$$
$$q=7$$
$$p=1$$ $$q=7$$
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