Question

9M
Q.4 Solve any three of the following subquestions:
5
+
у
1) Solve the simultaneous cquations x + y = 4:2x - 3y = - 2 graphically
2) Solve the simultaneous equation -= 7; -+
V
3) The perimeter of rectangle is 40cm The length of rectangle is more than double its breadth by 2
Find the length and breadth.
4) Solve the simultaneous equation using Cramer's rule 7x+3y= 15; 12y-51=39​

Answer 1

Answer:

for 3rd question l=14,b=6