Question

4. 2x=2y-6
y=-x-1
a.
no solution
b. one

Answer 1

one soltuion

Step-by-step explanation:

we can find out if it has solution by filling in y with -x-1

2x=2(-x-1)-6

2x= -2x-2-6

2x= -2x-8

+2x. +2x

4x= -8

/4. /4

x= -2

since it made a solution like this then there is one

hopes this helps