SOLUTION: A TV set costs £100 more than a DVD player. If the two of them cost a total of £654, find the cost of the TV set.
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-> SOLUTION: A TV set costs £100 more than a DVD player. If the two of them cost a total of £654, find the cost of the TV set.
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Question 1011335: A TV set costs £100 more than a DVD player. If the two of them cost a total of £654, find the cost of the TV set. Answer by macston(5194) (Show Source):
You can put this solution on YOUR website! .
T=cost of TV.
D=cost of DVD player=T-£100
.
T+D=£654
T+(T-£100)=£654
2T-£100=£654
2T=£754
T=£377
ANSWER: The TV set costs £377
.
CHECK:
D=T-£100=£377-£100=£277
The DVD costs £277
.
T+D=£654
£377+£277=£654
£654=£654
.
