Respuesta :

Answer:

~ 8m+6

Explanation

~ So first we have to expand the brackets

~ Expanding the brackets we should have: 4 times m and 4 times negative three.

~ Now re write it out: 18+4m-12+4m

~ Collect like-terms now such as all the m’s and normal numbers.

~ Collect all the m’s: 4m+4m=8m. Collect other numbers: 18-12=6

~ And now, you should have 8m+6
Hi1315

Answer:

[tex]18 + 4(m - 3) + 4m \\ 18 + 4m - 12 + 4m \\ = 8m + 6[/tex]