If 3(2x+3y)=55.5-12z what does 2x+3y+4z equal
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Answer:
18.5
Step-by-step explanation:
3(2x+3y)=55.5-12z
6x+9y+12z=55.5
3(2x+3y+4z)=55.5
2x+3y+4z=55.5/3
2x+3y+4z=18.5
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