Answer:
The number of students in the school band = 70
40% of students in the school band are sixth graders.
20% of students in the school band are seventh graders.
We have to find the number of band members that are sixth graders.
The number of sixth graders in school band are:
Therefore, there are 28 band members that are sixth graders.
(3× - 2)(x - 1)
3x² - 3x - 2× -2
3x² - 5× - 2
3x² + × - 6× - 2
× (3x + 1) -2 (3× + 1)
(3× + 1) (× - 2)
Because anything divided by 0 is undefined. For example, 7/0 is undefined because 7 is being divided by 0 and that cant happen.
1-B
2-C
3-D
Step-by-step explanation:
In the attached file