Consider the following simplified algebraic expression.
10x2y+6x2 - 7y2-6
which could be the original expression?
8x+y+7x2 - 5y2 +3x-2+2x+y=x2-2y2 +3x-4
8x+y+7x2 - 5y2 +3x-2+2x+y=x2-2y2 - 3x-4
8x+y+7x2 - 5y2 +3x+2+2x+y- x - 2y2 - 3x-4
8x+y+7x2 - 5y2+3x-2-2x? y-x? - 2y2 - 3x-4

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x