Question 1 (3 points)
error analysis: describe the error in the way the calculation of the slope of the two
points is set up and/or solved. be specific. do not just state what the slope
should be. describe the error. (3 points)
find the slope of the line that contains the points (-2, 6) and (0,4).

For each expression use a property to write an equivalent expression.

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?