What transformation rule would represent a shift of 3 units to the left 4 units down? O (x, y) -> (x + 3, y + 4)
O (x, y) -> (x - 4y - 3)
O (x, y) -> (4x, 3y)
O (x, y) -> (x - 3, y - 4)
Please help me

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Which line is parallel to the line that passes through the points (2, –5) and (–4, 1) a. y=-x+5 b. y=-2/3x+3 c. y=2/3x-2 d. y=x+5

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.