Answer:22
Step-by-step explanation:
22
Answer:
x=y-4 is x=y-4
y=2+ 2x/2
Step-by-step explanation:
Answer:
1018.
Step-by-step explanation:
The multiplying factor here is 1 +0.09 = 1.09. Every year the current population figure is multiplied by 1.09. We have 10 years of growth so:
P(2010) = 430(1.09)^10
= 1018.
3: independent
4: dependent
Answer:
28
Step-by-step explanation:
x = 2 point questions, y = 3 point questions
x + y = 40
2x + 3y = 92
Solving this we get x = 28, y = 12 so the answer is 28.