The first equation of the system is multiplied by 2 By what number would you multiply the second equation to eliminate the y variable by adding? 4x – 3y = 6
6x + 1y = 10

a 6

b -2

c -3

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

This is about circle theorems. someone asap : (