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Liam opened a savings account and deposited $6000. The account earns 5% in interest annually. He makes no further deposits and does not withdraw any money. In t years, he has $8865 in this account.

Write an equation in terms of t that models the situation.

Respuesta :

Answer:[tex]8865=6000(1+\frac{5\times t}{100})[/tex]

Step-by-step explanation:

Given

Liam deposited [tex]P=\$\ 6000[/tex]

Rate of interest is [tex]R=5\ \%[/tex]

If the amount after t years is [tex]A=\$\ 8865[/tex]

Simple interest is given by

[tex]S.I.=\dfrac{P\times R\times t}{100}[/tex]

And amount is

[tex]A=P+S.I.[/tex]

[tex]A=P(1+\frac{R\times t}{100})[/tex]

Substituting values we get

[tex]8865=6000(1+\frac{5\times t}{100})[/tex]

[tex]1.4775=1+\frac{5\times t}{100}[/tex]

[tex]0.4775\frac{5\times t}{100}[/tex]

[tex]5t=47.75[/tex]

[tex]t=\frac{47.75}{5}=9.55\ years[/tex]

Answer:

6000*1.5^t=8865

Step-by-step explanation:

Liam starts with 6000 dollars. Since 5% is 5% OF 6000, the expression would be   6000+5%*6000. When we distribute 6000, we get: 6000(1.5). And since every year we multiply by 1.5, we should get: 6000*1.5^t. t years later=8865. So our expression would become: 6000*1.5^t=8865