my last 10 points because people take advantage of me and dont answer my questions when i offer a lot D:

oh, ill friend u and try to help if u want, i might not be able to but i can try

Step-by-step explanation:

i believe the answer is c.

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.