Which is the simplified form of the expression 3(7/5x + 4) -2(3/2 - 5/4x) a) -39/5x - 11/2
b)67/10x + 9
c) 3/10x + 5/2
d) 15 + 76/10x

Matilda and kathryn went on different road trips over spring break. the equation below represents the number of miles matilda drove in x hours. y = 60xthe table below shows the number of miles kathryn drove in x hours. time(in hours)distance(in miles)114228342456who drove at a greater speed? a. matilda drove at a greater speed. b. matilda and kathryn drove at the same speed. c. kathryn drove at a greater speed. d.there is not enough information to determine their speeds

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct