Question #1eab1

1 Answer
Oct 2, 2017

10x+12

Explanation:

For 3(4x+3), we distribute the parentheses/brackets with x(y+z)=xy+xz

Therefore, 3(4x+3)=34x+33 which is equal to 12x+9.

Whole equation:
12x+92x+3

We group like terms:
12x2x+3+9
We subtract:
10x+3+9
Then add:
10x+12

Therefore, 3(4x+3)2x+3 expanded is equal to 10x+12