You are going on vacation and need to find sitter. Option A costs $12 per day plus a $10 fee.
Option B costs $8 per day plus a $20 fee.
Let x = the # of days and y= the total cost.
Which system of equations best represents this
situation?
y=12x+10
A.
y=8x+20
C.
12y=10x
8y=20x
y=12x+20
B.
y=8x+10
x=12y+10
D.
x=8y+20

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next