Asked by Jessi
how do you use the substitution method to solve
x + y =2
y = -2x
x + y =2
y = -2x
Answers
Answered by
bobpursley
you can use any method.
Here, it is easy to substitute -2x for y in the first equation:
x-2x=2 and it solves quickly.
Here, it is easy to substitute -2x for y in the first equation:
x-2x=2 and it solves quickly.