carol gave a 15% deposit on a diamond bracelet. the deposit was \$73.50 what was the cost of the bracelet

解

c a ro l g a v e a 15% d e p os i t o n a d iam o n d b r a ce l e t . t h e d e p os i t w a s $73.50 w ha t w a s t h e cos t o f t h e b r a ce l e t

Amount before addition : 63.91304 \dots

解答ステップ

Translate the problem into an equation:

73.5 = x + 0.15 x

73.5 = x + 0.15 x : x = \frac{1470}{23}

\frac{1470}{23} = 63.91304 \dots

Amount before addition : 63.91304 \dots