Which expressions are equivalent to 5x-15? check all that apply 5(x+15) 5(x-3) 4x+3y-15-3y+x -7y-6x-8y+x -20-3x+5+8x

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]