Answer:
The answer is the second one
Step-by-step explanation:
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Area
=3*2/2+6*1/2+3*6/2+(6+7)*6/2
=54
Answer:
-3a-12
Step-by-step explanation:
3(-2a-4)+3a
-6a-12+3a
-6a+3a-12
-3a-12
It would be 7x3 which would equal 21. Hope that helped!