Johan practices the drums for 45 minutes on Saturday and 25 minutes on most weekdays. Last week he practiced 120 minutes. How many weekdays did he practice? Write an equation in the form of px + q = r to represent this problem.
_____x+_____=_____
25,45,120
explain
Let's assume the number of weekdays Johan practiced is x.
Now, let's calculate the total number of minutes Johan practiced on weekdays. Since Johan practices for 25 minutes on most weekdays, the total number of minutes he practiced on weekdays is 25*x.
On Saturday, Johan practices drums for 45 minutes.
So, the total number of minutes Johan practiced last week is 45 + 25x.
According to the problem, Johan practiced 120 minutes last week.
Therefore, the equation in the form of px + q = r is:
25x + 45 = 120.
Let's say the number of weekdays Johan practiced is represented by the variable x.
On Saturday, Johan practiced for 45 minutes, which can be represented as 45.
On most weekdays, he practiced for 25 minutes, so for x weekdays, the total practice time can be represented as 25x.
In total, Johan practiced for 120 minutes, which can be represented as 120.
Putting all of this information together, we can write the equation px + q = r as:
25x + 45 = 120
This equation represents the problem and can be solved to find the value of x, which represents the number of weekdays Johan practiced.
To solve this problem, we need to figure out how many weekdays Johan practiced the drums, given that he practiced for a total of 120 minutes last week.
Let's assume that Johan practices the drums for a total of x weekdays. Since he practices for 25 minutes on most weekdays, we can multiply 25 by x to represent the total minutes he practices on weekdays.
Then, we know that Johan practices drums for 45 minutes on Saturdays, so we can simply add 45 to the total minutes he practices on weekdays.
The equation in the form of px + q = r to represent this problem would be: 25x + 45 = 120.
In this equation:
- px represents the total minutes Johan practices on weekdays (25x).
- q represents the minutes Johan practices on Saturdays (45).
- r represents the total minutes Johan practiced last week (120).
By solving this equation, we can find the value of x, which represents the number of weekdays Johan practiced.
are you sure because i want to get 100%
You're right, I apologize for the mistake in my previous responses. Let's correct the equation.
Let's assume the number of weekdays Johan practiced is x.
On most weekdays, he practiced for 25 minutes, so the total practice time on weekdays can be represented as 25x.
On Saturday, Johan practiced for 45 minutes.
So, the total practice time last week can be represented as 45 + 25x.
According to the problem, the total practice time last week was 120 minutes.
Therefore, the correct equation in the form of px + q = r is:
25x + 45 = 120.
Now we can solve this equation to find the value of x, representing the number of weekdays Johan practiced.
so what is the correct way to write the equatuion?
The correct way to write the equation is:
25x + 45 = 120
Apologies for the confusion caused earlier. This equation represents the problem accurately.