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Mathematics, 11.10.2019 01:30 yasminlockser6

Which expression is equivalent to 30(1/2x-2)+40(3/4y-4)?
1.45xy-220
2.15x-30y-220
3.15x+30y-220
4.15x+30y-64

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Which expression is equivalent to 30(1/2x-2)+40(3/4y-4)?
1.45xy-220
2.15x-30y-220
3...

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