Direction: Determine whether the equation is a linear equation in two variables. If not, state the reason.

1. 4x + 3y = 2x - 5__________

2. 3x = 6xy - 4__________

3. 5(x + 3) = 10y - 2x_________

4. 28y + 4 = 3y2__________

5. 4x = ⅓_________​