I'd really appreciate your help, please no joke answers Find the distance from (7, -4) to y+3x - 5

Image attached and an explaination I don't fully understsand

Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)

Which pair of lines is parallel? a. y= -2x+4 and y=2x-1 b. y= 1/2x-1 and y= 1/2x+10 c. y= x+3 and y= -2x+3 d. y= 3x+5 and y= 1/3x+2