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Liula [17]
3 years ago
13

A television and DVD player cost a total of $1257 the cost of the television is two times the cost of the DVD player find the co

st of each of item
Mathematics
1 answer:
Debora [2.8K]3 years ago
5 0
Tv=t
dvd=d


t+d=1257

t=2d
d=d

2d+d=1257

3d=1257

divide 3 from each side

d=419

t= 2 (419)
t=838
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