SOLUTION: A desk and a chair cost $200 as a set. If the desk costs four times more than the chair, how much does each one cost.

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Question 844200: A desk and a chair cost $200 as a set. If the desk costs four times more than the chair, how much does each one cost.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
DESK = 4*CHAIR
LET X = COST OF THE CHAIR
200 = 4X+X
200=5X
X=200/5
X=$40 COST OF THE CHAIR.
4X=4*40=$160 COST OF THE DESH
PROOF:
200=160+40
200=200