15 committees can be selected from a group of 6 people: 6×5×4×3/(4×3×2×1)=15. This the same as considering 2 people who aren’t selected: 6×5/(2×1)=15.
Answer:
Answer = 3
Step-by-step explanation:
Constant of proportionality = slope
Answer:
Step-by-step explanation:
Method
Let the number be x
x/5 + 8 = 4 Subtract 8
x/5 + 8-8 = 4 -8 Combine
x/5 = - 4 Multiply by 5
x = -4*5
Answer
x = - 20
Check
- 20 / 5 = - 4
- 4 + 8 = 4