What is the value of y in the equation y = 3x-13, when x = 6? O A.5 OB. 4 O c. 1 O D. 4​

Find the area of the unshaded square

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )