happytwer1
happytwer1
12-03-2018
Mathematics
contestada
find the value for the variable
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dannielle
dannielle
12-03-2018
5/8=x/x+4
8x=5(x+4)=5x+20
8x-5x=20
3x=20
x=20/3
x=6, (6)
5/8=6/y
6*8=5y
48=5y
y=48/5
y=9,6
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