(7x+3y+3z)-(5x-9y+8z)
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Answer:
2x + 12y - 5z
Step-by-step explanation:
( 7x + 3y + 3z ) - ( 5x - 9y + 8z )
= 7x + 3y + 3z - 5x + 9y - 8z
= 7x - 5x + 3y + 9y + 3z - 8z
= 2x + 12y - 5z
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