Question

If 5a+25 =2b then the a+b =?

Answer 1

Answer:

Step-by-step explanation:

5a+25=2b

or,5a=2b-25

or,a=2b-25/5-------(i)

5a+25=2b

or,2b=5a+25

or,b=5a+25/2-------(i)

Now,

a+b= (i)+(ii)

=2b-25/5 + 5a+25/2

=2(2b-25) + 5(5a+25) / 10

=4b-50 + 25a+125 / 10

=4b+25a+75 / 10