Question

Solve the system y = 3x + 2 and 3y = 9x + 6

Answer 1

Do we need to graph or can we use algebra?

Answer 2

graph

Answer 3

this is like the last two and you did the last one on your own. Give it a try and post your answer here. We will check it ...

Answer 4

I'll graph the first one




Where did the second line fall? Need help?

Answer 5

yes

Answer 6

Take the second equation

3y = 9x + 6

Divide every term by 3

y = 3x + 2

What do we have?

Answer 7

the are the same .. we have many solutions .... All the solutions lie on

y = 3x + 2