Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$3+1+Z+5=9$$

Answer

Z=0

Solution


Simplify  \(3+1+Z+5\)  to  \(Z+9\).
\[Z+9=9\]
Cancel \(9\) on both sides.
\[Z=0\]
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