$$\left. \begin{array} { l } { \frac { 3 x + 2 } { x + 1 } = 7 } \end{array} \right.$$
$x = -\frac{5}{4} = -1\frac{1}{4} = -1.25$
$$3x+2=7\left(x+1\right)$$
$$3x+2=7x+7$$
$$3x+2-7x=7$$
$$-4x+2=7$$
$$-4x=7-2$$
$$-4x=5$$
$$x=\frac{5}{-4}$$
$$x=-\frac{5}{4}$$
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