Express the following statements in the form of a linear equations of two variables and draw the graph of them : (ii) If 2 is added to both the numerator and denominator of a fraction, the value of the fraction becomes `7/9`.

Express the following statements in the form of a linear equations of two variables and draw the graph of them : (i) The sum of two numbers is 15.

Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (iv) If 2 added to both the numerator and denominator of a fraction it becomes (4)/(5) .

Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (i) The product of two numbers is 10.

Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (ii) The perimeter of a rectangular garden is 200 m.

Express the following statements in the form of simultaneous linear equations : If 2 is added to both the numerator and denominator of a fraction, its value becomes 7/9 and if 3 subtracted from both the numerator and denominator of it, the fraction becomes 1/2 .

(xvii) Express the following statements in the form of simultaneous linear equations : (a) If 2 is added to both the numerator and denominator of a fraction it becomes (5)/(7) and If 1 is substracted from both the numerator and denominator the value of the fraction becomes (1)/(2) .

Express the following statements in the form of simultaneous linear equations and solve them by drawing graphs : (iii) If 3 is subtracted from the numerator and 2 is added to the denominator of a fraction it becomes (1)/(3) . Again, if 4 is substracted from the numberator and 2 is subtracted form the denominator of the same fraction, it becomes (1)/(2) . Determine the fraction.

Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (iii) At present, the age of Debleena's father is 42 year more than that of Debleena.

Express the following statements as a linear equation in two variables. The sum of two numbers is 34.