It said: Solve the system by graphing
Have you done that?
(You should be able to solve this mentally by adding the equations to verify your results from graphing)
Solve the system by graphing. (Enter your answers as a comma-separated list. If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.)
x + y = 4
x − y = 2
(x, y) =
2 answers
I can not graph here
however adding the two equations
2 x + 0 = 6
so
x = 3
then
3 + y = 4
y = 1
(3,1)
however adding the two equations
2 x + 0 = 6
so
x = 3
then
3 + y = 4
y = 1
(3,1)
1 answer