Rodrigo is sitting on the branch of an apple tree. He tosses an apple to a friend who is sitting on the ground.
1 answer:
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Answer:
9-3x-12
9+6x-7-9x-5
(Group liked terms)
9+6x-9x-7-5
( subtract the numbers ) -7-5= -12
9+6x-9x-12
( add similar elements ) 6x-9x=-3x
9-3x-12
Step-by-step explanation: