Question

if a+b=145 then ar+br=35 then what is the value of r?​

Answer 1

Answer:

ar + br = r(a + b) = r × 145 = 35

r = 35/145 = 7/29

Answer 2

Step-by-step explanation:

=(1- ksq )

or

2k

SORRY I DON'T HAVE MUCH TIME TO EXPLAIN IT.