Answer:
35
Step-by-step explanation:
70/2 is 35 therefore there is 35 students per teacher. Please mark brainliest
Answer:
2
Step-by-step explanation:
200 x 9
900 x 2
600 x 3
450 x 4
360 x 5
300 x 6
225 x 8
Step-by-step explanation:
The slope-intercept form of an equation of a line:

- slope
- y-intercept

19) and 20) you have in other your question.