Question
Solve the following equation:
9y -7 = 20
9y -7 = 20
✓
Answer
$9 y-7=20$
$ \Rightarrow 9 y=20+7=27 $
$ \Rightarrow \mathrm{y}=\frac{27}{9}=3 $
$ \therefore y=3 $
$ \Rightarrow 9 y=20+7=27 $
$ \Rightarrow \mathrm{y}=\frac{27}{9}=3 $
$ \therefore y=3 $
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