Example

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

Question

$$x+5=20$$

Answer

x=15

Solution


Subtract \(5\) from both sides.
\[x=20-5\]
Simplify  \(20-5\)  to  \(15\).
\[x=15\]
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