The solution set of a pair of equations $3x + 3y - 3 = 0$ and $5x + 5y - 5 = 0$ is $\ldots \ldots \ldots \ldots$

Obtain a pair of linear equations in two variables from the following information: Three years ago,the age of Abhishek was four times the age of Sweta. After five years,the age of Abhishek will be two times the age of Sweta.

Which of the following is a linear equation in two variables?

Solve the following pair of equations by the method of elimination:
$x + 2y = \frac{3}{2}$
$2x + y = \frac{3}{2}$

The pair of equations $y=0$ and $y=-7$ has

If $(1, y)$ is the solution of the linear equation of two variables $2x + 3y = 8$,then $y = \ldots$