Which situation is best modeled by the equation 9+x=16 ? a. you have $16 left after spending $9 and some other amount. b. nine friends each pay the same amount to get into a theme park, and the total is $16. c. the price of a water bottle, $9 , was decreased by some amount to $16. d. you pay $9 for a burger and some amount for dessert for a total of $16.

You pay $9

$

9

for a burger and some amount for dessert for a total of $16

$

16

.

Step-by-step explanation:

d. You pay $9  for a burger and some amount for dessert for a total of $16.

We have the following equation:

So the variable of this equation is the amount of money. According to the statement we have that:

If we solve this equation, we have that:

So the dessert costs $7. Finally, you pay $16 for the burger and the dessert as follows:

details

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )