Simplify: 3 a^2+2(a+2)-3 a(2 a+1) - Vidyadip

Question

Simplify:
$3 a^2+2(a+2)-3 a(2 a+1)$

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Answer

To simplify, we will use distributive law as follows:
$3 a^2+2(a+2)-3 a(2 a+1)$
$=3 a^2+2 a+4-6 a^2-3 a$
$=3 a^2-6 a^2+2 a-3 a+4$
$=-3 a^2-a+4$

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