Jessica8152 Jessica8152

31-01-2017
Mathematics

contestada

20(c + 2.75) = 124.80 WHAT IS C

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plcpunk88 plcpunk88

31-01-2017

3.49
124.8/20=6.24
6.24-2.75=3.49

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apologiabiology apologiabiology

31-01-2017

a(b+c)=ab+ac

distribute

20(c+2.75)=20(c)+20(2.75)=20c+55

20c+55=124.80
minus 55 from both sides
20c=69.8

divide both sides by 20
c=3.49

Answer Link

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