Answer: B) -48
Step-by-step explanation:
If the system of two linear equations
has infinitely many solutions , then

For the given system of linear equations : 
We , will have

The value of 
Hence, the value of rs is -48.
Thus , the correct option is B) -48.
Answer:
No; he did the survey incorrectly.
He surveyed 107 people, not 100.
Step-by-step explanation:
Draw a Venn diagram, when you are presented with information like this;
Presenting it in a Venn diagram would look like what is shown in the pic.
P.S. when drawing a Venn diagram, start with the information regarding individuals who fit in all categories and then work your way to the individuals who fit in just in one category.
Answer: 72*x+12*y-(60)=0
72x + 12y - 60 = 12 • (6x + y - 5)
12 = 0
Step-by-step explanation:
Answer:
10(x+y)
Step-by-step explanation:
the sum is addition
I'm pretty sure the answer is "19", but if i'm wrong please don't kill me.