1; which line is parallel to y=1/2x=5? A; y= -2x B; y= 1/2x-3 C; y= -1/2x+1 D; y= 2x-5

2; which equation describes a line that passes through (0,3) and is perpendicular to the line described by y= -5x-4
A; -5+3 B; y= -1/5x+3 C; y=1/5x+3 D; y=5x+3

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

For what value of (y) is 3^3/3^y =1/9

Combine like terms to make a simpler expression 3z+z