Which correctly explains how to solve this problem? A number is multiplied by 2. Eight is added to the product. This sum is then
2 answers:
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Answer:
About 17 weeks
Step-by-step explanation:
Given
Ryan:
<em /><em> (weekly)</em>
Sarah:
(weekly)
Required
Determine the number of weeks they have the same cards
Represent the number of weeks with w:
For Both individuals, number of card at any given week is:
So,
For Ryan, the expression is:
For Sarah, the expression is:
To determine the number of weeks, we have to equate both equations:
Collect Like Terms
Solve for w
16.6 implies about 17 weeks, because 16.6 approximates to 17
<em>Conclusively, Ryan and Sarah will have the same number of balls in about 17 weeks</em>