Fk(x)=5x-6, which expression is equivalent to (k+k)(4)?
a. 5(4+4)-6
b. 5(5(4)-6)
c. 54-6+54-6
d. 5(4)-6+5(4)-6

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

36x2 + 49y2 = 1,764 the foci are located at: a) (-√13, 0) and (√13,0) b) (0, -√13) and (0,√13) c) (-1, 0) and (1, 0)

Convert to the greater unit before finding the perimeters of this rectangle: 6ft. 6in. by 7ft.