Question

please help!://

What is the value of x in the solution to the following system of equations?

x − y = −3
x + 3y = 5

Answer 1

what you can do is:
1. Multiply the first equation of the system, times -1.
2. Add the equations to each other.
3. Divide both sides by 4.

Answer 2

divide both sides by four?

Answer 3

@SolomonZelman

Answer 4

@lhernandezz12 After you do the first two steps it should be pretty obvious. What do have before dividing by four?

Answer 5

i got 3y=8

Answer 6

oh i see what i did wrong

Answer 7

oh that was really easy
i just forgot how to start it off

Answer 8

thanks! @unimatix @SolomonZelman

Answer 9

I understand completely. Best of luck!