Question

LINEAR EQUATIONS H TWO VARIABLES
129
3. Express the following statements as a linear equation in two variables.
(1) The sum of two numbers is 34.
(ii) The cost of a ball pen is 5 less than half the cost of a fountain pen.
(iii) Bhargavi got 10 more marks than double the marks of Sindhu.
(iv) The cost of a pencil is 2 and a ball point pen is * 15. Sheela pays 100
for the pencils and pens she purchased.
(v) Yamini and Fatima of class IX together contributed 200/- towards the Prime
Minister's Relief Fund.
(vi) The sum of a two digit number and the number obtained by reversing the order of its
digits is 121. If the digits in unit's and ten's place are ‘x and "y'respectively.
SOLUTION OF A LINEAR EQUATION IN TWO VARIABLES​

Answer 1

Step-by-step explanation:

1. let the two number are

x and y

so, the linear equation in two variable is x+y=34