An equation where x = 4
x = 4 and y = 7
y=x+4
One solution: x = -4
y=4 x+y=5 so it wud be:::::: x+4=5 solve it from there by doing 1 step equation :)
x = 0 and y = 4
y=-x+4
x = 2 and y = -4
-4
X=-4
An equation where x = 4
x = 4 and y = 7
y=x+4
One solution: x = -4
4
200
3