Question

find the values of 'a','b','c'and,'d'​

Answer 1

according to question,

a+b = 5

C+d = 7

b = 3

2c = 4

a+b = 5

=> a = (5-3) = 2

2c= 4

=>C=2

C+d =7

=> d = (7 - 2) = 5

so, a=2 , b=3 , c=2 and d=5 (ans.)