Mathematics
Mathematics, 03.03.2021 20:10, dollazant2

Simplify: 1.) 1/5b-5(2/5a-1/10b)+4a

2.) 2.3c-5.25(2.6d-2.8)-7.9

3.) 4(4y-7y2)-9(5y+2)

4.) 2/3a+6-3/5a-1

5.) 5/4x-8y-1/4x+7y+3

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Simplify: 1.) 1/5b-5(2/5a-1/10b)+4a

2.) 2.3c-5.25(2.6d-2.8)-7.9

3.) 4(4y-7y...

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