21. y = -3x +7 22. y =-4x + 0
23. y = 1/2x + 4
24. y = -2 + 3/2x
25. y = x + 6
Can someone answer these Slopes?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

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

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?