Question

Solve the system of equations by the addition method.

x-6y= 28
-x+2y = - 12
IM
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
(Simplify your answer. Type an ordered pair.)
A. The solution is
B. There are infinitely many solutions.
OC. There is no solution.

Answer 1

X-6y=28
-x+2y=-12
Line up the equations
Then X and -X cancel each other
-6y+2y=28-12
-4y=16

Divide by -4 to get y
-4y/-4 = 16/-4
Y =-4