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What is 18y+3z-9y+12z
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What is 18y+3z-9y+12z

User Bentley
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1 Answer

3 votes

Answer:

9y+15z

Explanation:

18y+3z-9y+12z

18y-9y = 9y

3z+12z = 15z

9y+15z

User DrGeneral
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