Simplify algebraic expression 4.6 - 6x + 9.4 + 8x

Which is an equation for the nth terms of the sequence 12,15,18,21

43lbs of tomatos cost $387. how much would 41lbs cost

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