It costs $12 to get into a amusement park and $3 for each ride. Write an expression to represent the cost of going to the amusem
1 answer:
You might be interested in
Answer:
B is the correct answer ()
Step-by-step explanation:
Answer:
<h2><em><u>-9</u></em></h2>Step-by-step explanation:
<em><u>By</u></em><em><u> </u></em><em><u>putting</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>values</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>a</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>-4</u></em><em><u> </u></em><em><u>,</u></em><em><u> </u></em><em><u>b</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>9</u></em><em><u>,</u></em>
= -(9)
= <em><u>-9 (Ans)</u></em>
This is the formula you use for someone investing in money. The formula is actually supposed to be: <em>A</em>=P(1+
)
.
A is the total amount, P is the principal amount (the initial; original), r is percent (%) rate in decimal form, n is frequency, and t is the amount of years.
A is the total amount, P is the principal amount (the initial; original), r is percent (%) rate in decimal form, n is frequency, and t is the amount of years.