Question

(12y^3 + 9 y^2 + 21y) ÷ 3y Simplify with steps.

Answer 1

4Y^2+3Y+7

Answer 2

\[{{12y^3+9y^2+21y}\over{3y}}\]
Factor out a "y"
\[{{y}\over{y}} \times {{12y^2+9y+21}\over{3}}\]
Now lets factor out a "3"
\[{{3}\over{3}} \times {{4y^2+3y+7}\over{1}}\]
So our final answer is:
\[4y^2+3y+7\]