Necesito los puntos suerte de mi the same and I have no idea why I was in a relationship lol
Answer:
<h3>a)a+c=150,10.25a+7.75c=1470</h3>
Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
- system of linear equation
<h3>let's solve:</h3>
according to the first condition
according to the second condition
Answer:
k = -2
Step-by-step explanation:
If 
Then

So

From this follows k = -2
Answer:
we're is the answer
Step-by-step explanation:
were