10. For the following questions, use the system of equations (1 point each):
3x+2y = 14
2x - 4y = 4

a. Solve the system of equations using either the substitution method or the
multiplication/addition method.
(4,1)

b. Check your solution by writing the system as a matrix equation and using
the inverse matrix.

Verify your solution by graphing the system. Mark the point on your graph that represents the solution.