Answer:i dont know can we help you
Step-by-step explanation:
That's the simplest it can go.
Let x represent the cost of the movie ticket and y represent the cost of a snack item.
3x + 3y
The slope
Of the line is -4/3
We are given that there are a total of 78 students. If we set the following variables:
Then, the sum of all of these must be 78, that is:
Since there are 15 in chemistry and physics and 47 in chemistry, we may replace that into the equation and we get:
Simplifying:
Now we solve for P by subtracting 62 on both sides:
Therefore, there are 16 students in physics