Question

5. if the ordered pairs (a+2, 4) and (5,2a+b) are equal then (a,b) is,​

Answer 1

Answer:

a= 3 , b= -2

Explanation:

a+2=5, so, a=3 ...........(1)

Now, substitute the value of a in the next one which is,

4=2×(3)+b

4-6=b

.

. . b =-2 Ans.