Question

How many solutions does the following system of equations have y=2x+2 & 2y=4x+4

Answer 1

y=2x + 2

0= 2x +2

-2x = 2

x= -1

Explanation:

2y = 4x +4

2y -4x =4

y-2x =2

-2x +y =2

2x-y=-2