Question

x+4y=-4

Answer 1

Solve for y:
4 y+4+x = 0
Subtract x+4 from both sides:
4 y = -4-x
Divide both sides by 4:
Answer:
y = -1-x/4

Answer 2

Solve for x:
x+4y = -4
Subtract 4y from both sides:
Answer:
x = -4 -4y