Owen receives $10 and puts it into his savings account. He adds $0.50 to the account each day for a number of days, d, after tha
t. He writes the expression 10+0.5(d−1) to find the amount of money in his account after d days. Which statement about his expression is true? 1.It is the product of the initial amount and the additional amount after d days. 2.It is the sum of the initial amount and the number of days, d. 3.It is the difference between the initial amount and the additional amount after d days. 4.It is the sum of the initial amount and the additional amount after d days.
4. It is the sum of the initial amount and the additional amount after d days.
Step-by-step explanation:
since he receives $10 in the beginning and also after d number of days in regard to the fact that he adds $0.50 each day , both need to be added to get the total after a certain time period
hence they need to add the initial amount and the additional amount after d days
<h2 /><h2>the option that has a similar answer is : </h2>
4. It is the sum of the initial amount and the additional amount after d days.
The bike will cost $481.50 because 10% off of 500 is 50 so 500 - 50 = 450 Now include the sales tax which is 450 * 0.07 = 31.5 Now add the two totals to get $481.50
