mega paid rupees 1900 dolls and to daddy bears a doll cost twice as much as teddy bear find the cost of a doll
please explain in simple words
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Step-by-step explanation:
let x be cost of doll Let y be cost of teddy bear 4x+2y=1900 x=2y Substitute x value in first equation 4(2y)+2y=1900 8y+2y=1900 10y=1900 Y=1900\10 y=190 substitute y value x=2y x=2(190) x=380 Hence cost of doll is 380 rupees Cost of teddy bear is 190 rupees
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