Example

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

Question

$$x+15=28$$

Answer

x=13

Solution


Subtract \(15\) from both sides.
\[x=28-15\]
Simplify  \(28-15\)  to  \(13\).
\[x=13\]
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