Example

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

Question

$$3x+6=12$$

Answer

x=2

Solution


Subtract \(6\) from both sides.
\[3x=12-6\]
Simplify  \(12-6\)  to  \(6\).
\[3x=6\]
Divide both sides by \(3\).
\[x=\frac{6}{3}\]
Simplify  \(\frac{6}{3}\)  to  \(2\).
\[x=2\]
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