Answer:
25
Step-by-step explanation:
z+3z+25=125
4z=100
z=25
Answer:
a = 4
Step-by-step explanation:
The numbers DO differ by 10 if they are
- 1 and 11
- 2 and 12
- 3 and 13
- 4 and 14
- 5 and 15
Each outcome technically has two ways of occurring, but since we're taking two marbles at a time, that would be the same as saying, for instance, that drawing 1 and 11 is the same as drawing 11 and 1. We only count such an event once.
So the answer is (a) 5.
Answer:
1) D. (2, -6)
2) B. (3, 1)
Step-by-step explanation:
idk how to explain just trust me
if u need any other questions answered message me brother