Step-by-step explanation:
expanded = 3n + 18
<em>plz </em><em>mark</em><em> my</em><em> answer</em><em> as</em><em> brainlist</em><em> plzzzz</em><em> if</em><em> you</em><em> find</em><em> it</em><em> useful</em><em> ☺️</em><em>.</em>
Answer:
D
A=-5
Step-by-step explanation:
Answer:
1) 
2) 
3) 
4) 
5) 
6) 
Step-by-step explanation:
1) 





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5) 




6) 




Answer:
should be 20
Step-by-step explanation:
yes
Answer:
-3x+8
Step-by-step explanation:
-2x-x+8=
-3x+8