Astudent is trying to solve the set of two equations given below:

equation a: x + z = 6
equation b: 2x + 4z = 1

which of the following is a possible step used in eliminating the z-term?

multiply equation b by 4.

multiply equation a by 2.

multiply equation a by −4.

multiply equation b by 2.

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers