Mr. Green teaches band, choir, and math. This year, he has 57 students that take at least one of his classes. He teaches band to
25 students. There are 9 students who have Mr. Green for math and nothing else. Use the Venn diagram below:
30 POINTS AND BRAINLIEST
30 POINTS AND BRAINLIEST
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
Let be "x" the amount of gasoline in liters that the car's tank had at the beginning of the trip.
1. In the first part of the trip the amount of gasoline the car used can be expressed as:
2. After the first part of the trip, the remaining was:
3. In the second part of the trip the car used of the remaining. This is:
4. The total amount ot gasoline used in this trip was 20 liters.
5. Then, with this information, you can write the following equation:
6. Finally, you must solve for "x" in order to find its value. This is: