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Oliga [24]
3 years ago
11

PLEASE HELP QUICK 43 POINTS!!!!!!

Mathematics
2 answers:
andrew11 [14]3 years ago
7 0

Answer:

3.5

Step-by-step explanation:

mark brainliest please :))

djverab [1.8K]3 years ago
4 0
55*x+75(x-1)=380
55x+75x-75=380
130x=455
x=3.5
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