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Mathematics 20 Online
OpenStudy (howard-wolowitz):

Can someone help me here:

OpenStudy (mathstudent55):

Use the given formula, and substitute all the given info. Can you do that and show it?

OpenStudy (howard-wolowitz):

where do u get the numbers to sub in at

OpenStudy (mathstudent55):

From the text of the problem.

OpenStudy (howard-wolowitz):

there arent any numbers though.. I mean honestly do u see any?

OpenStudy (howard-wolowitz):

only number is the %5.2

OpenStudy (mathstudent55):

Assume you start with $1 and you end up with $2. That shows that the money has doubled. Also, use 5.2% written as a decimal for the interest rate.

OpenStudy (mathstudent55):

Can you write the equation now? Use A = $2 P = $1 r = 0.052 The only variable is t.

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