Answer:
[tex] \huge{ \bold{ \boxed{ \text{30m + 21}}}}[/tex]
Step-by-step explanation:
[tex] \text{4(9m + 3) + 9 - 2(3m) }[/tex]
[tex] \text{Step \: 1} : \text{Distribute \: 4 \: through \: the \: parentheses}[/tex]
➵ [tex] \text{36m + 12 + 9 - 2(3m)}[/tex]
[tex] \text{Step \: 2} : \text{Multiply \: 2 \: by \: 3m}[/tex]
➵ [tex] \text{36m + 12 + 9 - 6m}[/tex]
[tex] \text{Step \: 3 : \: Combine \: like \: terms}[/tex]
[tex] \text{Like \: terms \: are \: those \: which \: have \: the \: same \: base.}[/tex]
➵ [tex] \text{36m - 6m + 12 + 9}[/tex]
➵ [tex] \text{30m \: + 12 + 9}[/tex]
[tex] \text{Step \: 4 : Add \: the \: numbers}[/tex]
➵ [tex] \text{30m \: + \: 21}[/tex]
[tex] \sf{Hope \: I \: helped}[/tex]!
[tex] \sf{Best \: regards}[/tex] !
~TheAnimeGirl
