brianna200236 brianna200236

07-08-2018
Mathematics

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if a-b =80 and 3/5 =b/a then what is the value if a

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lesliekolleroxrkcf lesliekolleroxrkcf

07-08-2018

3/5 = b/a
3a=5b
a=5/3 b

5/3 b -b =80
2/3 b = 80
b=120
a=80+120=200

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