1: y-2=415(x+4) 2: 5x+4y=-20
a) Are the lines 1 and 2 parallel, perpendicular or neither?
b) Which line has a steeper slope, 1 or 2?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

On her first stroke, maya hit a golf ball 146 yards, 2 feet, 11 inches. on her second stroke, she hit it 163 yards, 1 foot, 2 inches. how far did the ball go all together? convert the answer to larger units whenever possible.