Question

PLEASE HELP

Answer 1

Solve the system

Answer 2

omg courage the cowardly dog!

Answer 3

elimination? or substitution?

Answer 4

System of equations, I did example back in the day how to approach it, it's more for people who don't know how to use matrices. So give this a read: http://openstudy.com/users/iambatman#/updates/53b319b9e4b072c759d78d8e

Answer 5

It doesn't matter what way

Answer 6

matrices are a bit easier but which do you think your teacher prefers?

Answer 7

Honestly whichever is easiest is fine haha

Answer 8

lol well none of them are easier lol now its up to your preference! Either do which is easier or which one you need help

Answer 9

elimination

Answer 10

okay so you need to first decide which variable you are going to eliminate

Answer 11

Whihc one?

Answer 12

you can decide

Answer 13

z?

Answer 14

so now do the first two equations and eliminate the z

Answer 15

how do i do that