Question 854562
y=2x-7
3x+2y=12

To find out if (2, -3) is your answer we have to plug it in and see if it works. 
xvalue= 2
yvalue= -3

-3 = 2(2)-7
-3 = -3 .... This one works 

Now for the next equation
3(2) + 2(-3) = 12
0 DOES NOT EQUAL 12 

THEREFORE, NO. (2, -3) is not a solution