1. yes, it is a proportional relationship
2. k=3
3. y=3x
4. 3
5.y=35x
6. y=7
hope this helps!
Answer:
The answer is 27
Step-by-step explanation:
The reason being, you can solve this 2 ways.
1) Combine like terms, 7a-4a = 3a.
Now just substitute (a=9) into 3a.
3 * (9) = 27.
2) Or just substitute a = 9 into the original expression.
7 * (9) - 4 * (9)
= 63 - 36 = 27
Answer:
-1.9b + 7.8
Step-by-step explanation:
Answer:
uga buga
Step-by-step explanation:
dont know
