Question

Will medal.
Solve the system by substitution.
y=x-1
y=-2x+5

Answer 1

put the value of y in y=-2x+5

Answer 2

so x-1=-2x+5?

Answer 3

the answer is y=-7

Answer 4

thats nice and thanks but i really wanted to know how to do it on my own

Answer 5

sry :(

Answer 6

could you show me how you got y=-7?

Answer 7

@surjithayer ?

Answer 8

x-1=-2x+5
x+2x=5+1
3x=6
x=6/3=?
then y=x-1
or y=?-1=?