Example

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

Question

$$4n-5+6n2+4-$$

Answer

16*n-2

Solution


Simplify  \(6n\times 2\)  to  \(12n\).
\[4n-5+12n+4-\]
Collect like terms.
\[(4n+12n)+(-5+4)-1\]
Simplify.
\[16n-1-1\]
Collect like terms.
\[16n+(-1-1)\]
Simplify.
\[16n-2\]
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