Question

Hi There! I need some help with this math problem. Help?

Answer 1

Okay well do you know how to solve an equation by using substitution?

Answer 2

No... my math teacher kinda gave up on my class, and she doesn't teach us anymore... but she still gives us the work. -_-

Answer 3

Well okay, i guess i will teach it to you then!

Answer 4

Lol. Thanks.

Answer 5

The substitution method is used to eliminate one of the variables by replacement when solving equations.

Answer 6

Ah. Okay.

Answer 7

1. Solve one of the equations for either "x =" or "y =".

Answer 8

2. Replace the "y" value in the first equation by what "y" now equals.

Answer 9

3.Solve this new equation for "x".

Answer 10

Got it!?

Answer 11

Yeah... I think so.

Answer 12

4. Place this new "x" value into either of the ORIGINAL equations in order to solve for "y".

Answer 13

5.Check: substitute

Answer 14

and thats it! i hope i helped:)

Answer 15

It did. Thanks! (:

Answer 16

Np:)

Answer 17

I would of just gave you the answer.........but that wouldn't help you:)

Answer 18

Nahhhh. It's cool. I needed to learn it anyways. lol.

Answer 19

haha:) yeah, well if you need anything else... i'd be happy to help.

Answer 20

Thanks!

Answer 21

Anytime:)