State which of the following are linear equations with one variable and write down the variable.
3x+y=4
In the equation, 3x+y=4 , there are two variables x,y
Hence , 3x+y=4 is not a linear equation with one variable
3x>9
y2+40=y
State which of the following are linear equation in one variable and write down the variable.
y<3
9+3=12