megans78
megans78
19-02-2017
Mathematics
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answers with workings out
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Аноним
Аноним
19-02-2017
4. 2(n-5)=18
2n-10=18
2n=28
n=14
5. 1/2d+7=10
1/2d=3
d=1.5
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ULKa
ULKa
19-02-2017
4. N=14
5. D= 6
.............
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