Question

How do u write y=-2x in standard form

Answer 1

Standard form is Ax+By = C. We need to get the x and y terms on the same side. To do this, we add 2x to both sides

y = -2x
y+2x = -2x+2x
y+2x = 0
2x+y = 0

So the answer is 2x+y = 0
This is in the form Ax+By = C where
A = 2
B = 1
C = 0