The cost of the bicycle.
Given:
Briana and her sister Molly both want to buy the same model bicycle. Briana needs
Calculation:
Let x be the cost of one bicycle.
Since Briana needs
And her sister needs
It is given that if they combine their amount, they can buy one bicycle, that is, the sum of the amounts they currently have is equal to the cost of the bicycle. So, it follows
Thus, the cost of one bicycle is
Chapter 1 Solutions
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