Which expression is equivalent to 20x−8y 1. 2(10x+4y)

2. 4(5x−8y)

3. 4(5x−2y)

4. x(20−8y)

Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?

Which statement is correct? the range of the graph is all real numbers greater than or equal to 0. the domain of the graph is all real numbers greater than or equal to 0. the range and domain of the graph are the same. the domain of the graph is all real numbers