# How do you solve <mstyle displaystyle="true">

How do you solve $-273>-13z$ ?
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Schetterai
Step 1
Inequalities may be solved the same as equations except in the case when you need to multiply or divide the inequality by a negative number - in this case, the sign of the inequality changes around.
$\therefore -273>-13z$ implies that $\frac{-273}{-13}
$\therefore z>21$