Question

Help! >.<

Answer 1

With what.

Answer 2

How do you think you should do substitution

Answer 3

A substitution is where you insert a equation into another one. How should you do that

Answer 4

the second equation y=x-1 the value of y substitute in place of y inside first equation - and solve it for x

Answer 5

x-1=-2x+8
-1=-3x+8
-9=-3x
x=3

Answer 6

thanks

Answer 7

We know x is 3
How would we find y?

Answer 8

common sense

Answer 9

its 2

Answer 10

Then, put it in a coordinate

Answer 11

just 2?

Answer 12

it would be (x, y) (3, 2)

Answer 13

\[Final~ answer (3, 2)\]

Answer 14

Okay