Choose the ordered pair that represents the solution to the system of equations.

Question

3x - y = 9


2x - y = 6

 

 

 

A.  (0,3)

B. (3,0)

C. (-3,0)

D. (0,-3)

Answer 1

Hi Dizzy, simply multiply the second equation by -1 and add the two equations together. The result will give you the x-value.

 

The use the x-value in one of the equations to find the y-value.

 

Questions?