30% of the 30 marbles is nine and 9-30 = 21 so your answer is 21
Answer:
A
Step-by-step explanation:
Answer:
twentyfive minus 6tenths multiplied
Step-by-step explanation:
did you give me all the information?
The formula of a slope:
We have the points A(-7, a) and B(c, d).
Substitute:
Exception: c ≠ -7.