$$-(\frac{22-7t}{-41})=-1$$
$t=9$
$$-\left(22-7t\right)=41$$
$$-22-\left(-7t\right)=41$$
$$-22+7t=41$$
$$7t=41+22$$
$$7t=63$$
$$t=\frac{63}{7}$$
$$t=9$$
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