Answer:
Step-by-step explanation:
2x+y = -3
You want to put this into y = mx+ b
Hence,
Subtracting 2x both sides
y = -2x -3 Answer
-2y = 6+4x
Dividing both sides by -2
y = (6+4x) / -2
Notice you can simplify this!
y = -( 3+2x )
y = -3 -2x
y = -2x -3 Answer.
Hope this helps!