Y=2/3x-1 y=-x+4?

1 Answer
Jun 7, 2018

#x=3, y=1#,

Explanation:

I take Y and y is the same variable, so that
#y=2/3x-1=-x+4#
If so, we get:
#2/3x-1+1+x=-x+4+1+x#
I am adding x+1 on both sides so that all x terms come to the left and all constants to the right:
#(1+2/3)x=5#
#5/3x=5#
#x=3#
That gives #y=4-x=4-3=1#