For the point p(25,13) and q(30,16), find the distance d(p, q) and the coordinates of the midpoint m of the segment pq

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

With number 11 ( show how you got the answer)

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?