yes it is!
yes it is one
It is a linear equation in a single variable, x.
A consistent system.
No. Y=3X2+1 is a Binomial Equation.
It is a linear equation in one variable, x.
yes
Yes because the exponents (powers) of the variables are 1.
3x plus 2y - 3 is an expression. There can be no answer to one expression and one linear equation in two variables.
-1
2y-3x=4
You cannot solve one linear equation in two unknown variables.