Sadhana Bhadoriya

Ex – 3.3 Que No. 1(iv) Q.1) Solve the following pair of linear equations by the elimination method and the substitution method : (iv). x/2 + 2y/3 = -1 and x – y/3 = 3 Solution: By The Elimination Method Solution: By The Substitution Method

Ex – 3.3 Que No. 1(iii) Q.1) Solve the following pair of linear equations by the elimination method and the substitution method : (iii). 3x – 5y – 4 = 0 and 9x = 2y + 7 Solution: By The Elimination Method Solution: By The Substitution Method

Ex – 3.3 Que No. 1(ii) Q.1) Solve the following pair of linear equations by the elimination method and the substitution method : (ii). 3x + 4y = 10 and 2x – 2y = 2 Solution: By The Elimination Method Solution: By The Substitution Method

Ex – 3.3 Que No. 1(i) Q.1) Solve the following pair of linear equations by the elimination method and the substitution method : (i). x + y = 5 and 2x – 3y = 4 Solution: By The Elimination Method Solution: By The Substitution Method

Ex – 3.2 Que No. 3(vi) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (vi). Five years hence, the age of Jacob will be three times that of his son. Five years ago, Jacob’s age was seven times that of his son. What are their

Ex – 3.2 Que No. 3(v) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (v). A fraction becomes 9/2, if 2 is added to both the numerator and the denominator. If, 3 is added to both the numerator and the denominator it becomes 5/6. Find

Ex – 3.2 Que No. 3(iv) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (iv). The taxi charges in a city consist of a fixed charge together with the charge for the distance covered. For a distance of 10 km, the charge paid is 105

Ex – 3.2 Que No. 3(iii) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (iii). The coach of a cricket team buys 7 bats and 6 balls for 3800. Later, she buys 3 bats and 5 balls for 1750. Find the cost of each bat

Ex – 3.2 Que No. 3(ii) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (ii). The larger of two supplementary angles exceeds the smaller by 18 degrees. Find them.

Ex – 3.2 Que No. 3(i) Q.3) Form the pair of linear equations for the following problems and find their solution by substitution method. (i). The difference between two numbers is 26 and one number is three times the other. Find them.