Question

Write the normal form of the equation: 9x-2y+4=0

Answer 1

if you mean set the equation so it equals x it is
\[x = \frac{ 2y-4 }{ 9 }\]

Answer 2

If you are finding y=..then
9x-2y+4=0
+2y = 2y
(9x+4=2y)/2
4.5x+2=y

y=4.5x+2

i think thats correct