Question

2 - If ab=5& a-b=4 then a+b will be?​

Answer 1

Answer:

6 is yours answer

Step-by-step explanation:

I hope this will helps you

Answer 2

Answer:

a + b = -6

Step-by-step explanation:

given ab=5

a=b/5

substitute a=b/5 in a-b=4

b/5-b=4

b-5b/5 = 4

-4b/5 =4

-4b =20

b = -5

substitute b = -5 in a = b/5

a = -5/5

a = -1

a + b = -1 -5

a + b = -6