10) When solving a system of equations, the solution is:
A) the origin
B) the y value
C) the x value
D) where they intersect

Cis the correct answer i just took the test on edgenuity

You move the constant to the right side and change its sign to be 9z= -6 -8. that’s the first step.the second step would be calculate the difference of -8-6 to get -14. you equation should now be 9z=-14the last step is to divide both sides by 9 to get z=-14/9hope this

Yes upload a picture!